31results about How to "Guaranteed condensation" patented technology

The invention provides a low-temperature refrigerating control method of an air conditioner and the air conditioner. By the adoption of the low-temperature refrigerating control method of the air conditioner and the air conditioner, the technical problem that an air conditioner cannot conduct refrigeration continuously under a low-temperature condition is solved. The control method comprises the following steps that when the air conditioner conducts refrigeration, the outdoor environment temperature is detected; whether the detected outdoor environment temperature is lower than a set temperature threshold value or not is judged; and if so, the operation frequency of a compressor of the air conditioner is lowered to be within a preset frequency range, and the superheat degree of the air conditioner is increased by preset degrees. According to the air conditioner adopting the control method, the effect that an indoor heat exchanger cannot enter a freeze protection mode at the low temperature is guaranteed, the indoor heat exchange capacity is improved, and then the refrigerating capacity is improved; in addition, continuous operation of the compressor is achieved, and the technical effect of continuous refrigeration is achieved at the low temperature.

A maintenance-free moisture absorber comprises a connecting flange, an upper connecting base, a condensation cover and an air inlet and outlet module, moisture absorbing silica gel, a heating device and a control box, wherein the connecting flange, the upper connecting base, the condensation cover and the air inlet and outlet module are sequentially connected; the moisture absorbing silica gel and the heating device are arranged in the condensation cover; and the control box is positioned outside the condensation cover. A breathing tube communicated with the connecting end of the air inlet and outlet module through the moisture absorbing silica gel is arranged in the moisture absorbing silica gel, a condensation cavity is positioned in the upper connecting base, one end of the condensation cavity defined by an air duct is communicated with the top end of the breathing tube, and the other end of the condensation cavity is communicated with a flange opening of the connecting flange. A semiconductor refrigeration piece and a radiator are symmetrically arranged on the outer portion of the air duct, and the semiconductor refrigeration piece is connected to the refrigeration control end of the control box. A method for controlling the maintenance-free moisture absorber comprises collecting color information of the moisture absorbing silica gel in real time; comparing an RGB value at the set comparison moment and position on the day and a set RGB value; if the RGB value at the set comparison moment and position on the day is larger than the set RGB value, setting a night dehydration control mark, first starting to perform refrigeration and then performing heating; after the reduction process of the moisture absorbing silica gel is ended, first stopping heating and then stopping refrigeration; or else resetting.

The invention discloses a flue gas diluting sampling control system and method. A flue gas collecting pipeline, a flue gas mixing cavity and a diluted gas supply device form a flue gas mixing and diluting system, one end of the flue gas collecting pipeline is used for collecting to-be-detected flue gas, the other end of the flue gas collecting pipeline communicates into the flue gas mixing cavity,the diluted gas supply device communicates into the flue gas mixing cavity through a diluted pipeline, a diluting cavity is formed in the lower end of the flue gas mixing cavity, and the lower end ofthe diluting cavity is provided with a plurality of sampling interfaces for connecting a monitoring instrument. The flue gas diluting sampling control system also comprises an auxiliary suction pumpand a second-stage diluting device connected with one of the sampling interfaces through a pipeline. A controller is used for acquiring the initial concentration of the to-be-detected gas through a first integrated sensor, and the flows of a diluting pump and the auxiliary suction pump are adjusted according to the measuring range of the sampling instrument connected to the lower end of the diluting cavity, so that the purpose of adjusting the gas concentration in the diluting cavity is achieved; and the purpose of automatically controlling the diluting ratio can be achieved according to the preset threshold.

The invention provides a heat pump drying and dehumidifying all-in-one machine, and belongs to the technical field of drying. The machine solves the problems that an existing heat pump drying machine is low in dehumidifying efficiency, the dehumidifying process is not controllable, and effective dehumidifying cannot be ensured. The all-in-one machine comprises a machine body, a compressor, heat exchangers and a control valve set, wherein the compressor, the heat exchangers and the control valve set are arranged in the machine body, an inner circulation air way and an outer circulation air way are arranged in the machine body, the multiple heat exchangers are divided into two sets, the two sets of heat exchangers can carry out heat exchange with air in the inner circulation air way and the outer circulation air way, air passes through the inner circulation air way to achieve heating, refrigeration or dehumidifying, and the heat exchangers corresponding to the outer circulation air way can recycle outdoor air waste heat discharged out of a room so as to preheat air entering the room from the outdoor position. The all-in-one machine has the beneficial effects that the function is complete, the work efficiency is high, and the dehumidifying effect is good.

The invention discloses an anti-condensation lamp shade for a steam cooking appliance and a steam cooker. The anti-condensation lamp shade for the steam cooking appliance includes a lamp shade and a heating layer which is arranged closely to the interior surface or the exterior surface of the lamp shade, and the lamp shade and the heating layer are made of transmittance materials; and the heatinglayer includes conductive metal used for being connected with a control circuit of the steam cooking appliance, and the heating layer is controlled by the control circuit during steam cooking to keepthe temperature above 100 DEG C. According to the anti-condensation lamp shade for the steam cooking appliance, by arranging the heating layer on the surface of the lamp shade, the heating layer realizes the heating function by electrifying the conductive metal, and the heating layer heats the surface of the lamp shade above the condensing temperature of steam, that is, above 100 DEG C. The surface of the lamp shade cannot produce the condensation phenomenon of the steam, the lighting effect of lighting lamps is guaranteed, at the same time, water drops condensed on the surface of the lamp shade cannot drip to the surface of food, and the appearance and the taste of the food being cooked are guaranteed.

The invention discloses an anti-condensation device used for a side-by-side combination refrigerator. The anti-condensation device comprises a refrigerator body, two refrigerator doors and two handles; one side of each of the two refrigerator door is hinged to the refrigerator body; the other sides of the two refrigerator doors are resisted against each other; the handles are fixedly connected tosidewalls of the corresponding refrigerator doors; and hot air in an anti-condensation pipe is emitted through heat dissipation holes, passes through a ventilation hole in a connection plate, and thenis blown to sponge blocks, so that the temperature of the sponge blocks cannot be excessively different from that of the outside, and thus condensation is avoided. The hot air flows out of first ventilation pipes and flows out of air flow holes through second ventilation pipes, so that condensation at the connection parts of two sealing strips is also prevented; the heat of the first ventilationpipes is transmitted to sleeves; then heat is conducted through heat conduction rods, so that heat transmission is accelerated; finally, the heat is transmitted to rubber blocks from extrusion rods; the heat is dissipated by the rubber blocks, so that temperature difference is changed; and condensation is prevented.

The invention discloses an indoor simulation test device and method for deck asphalt laying bulging formation. For the purpose, the deck laying layer bulging form change features along with the time are recorded; the bulging typical feature parameter vertical flexibility, unsticking radii, influence factors for analyzing bulging formation, and evaluation indexes of bulging resistance capability of different laying layers are obtained and are used as subsequent finite element model verification parameters. The device adopts the technical scheme that the test device mainly comprises assemblies including a support frame, an environment box, a test piece fixing frame, an MTI-3D structural deformation measuring system and the like. The experiment process comprises the steps of test piece preparation, test piece installation, test environment setting, bulging whole site displacement measurement and the like. By using the device and the method, the accelerated simulation of the bulging disease occurring process in construction and operation of different types of deck laying materials can be realized; the bulging development form can be recorded in the whole process; the whole site displacement and strain features of bulges in different stages can be obtained; the important significance is realized on studying the major influence factors of the bulging formation and disclosing the bulging formation mechanism.

The invention relates to a pyrolysis-gasification integrated conversion and utilization system for waste biomass resources and a method used by the same. The system comprises a pyrolysis device, a gas feeder, a multifunctional heat exchange device and a waste heat supply device, wherein a gas channel of the multifunctional heat exchange device is respectively connected with the pyrolysis device and the gas feeder, and a condensed water channel is connected with the waste heat supply device. The method comprises the following steps: delivering the raw material biomass waste into the pyrolysis device for high temperature pyrolysis to obtain mixed gas containing combustible gas, tar gas, acetic acid gas and water vapor; and introducing the mixed gas into the multifunctional heat exchange device for heat exchange and separating combustion gas from mixed liquor of tar and acetic acid after heat exchange, wherein hot water is obtained, hot water and combustion gas are respectively utilized by the waste heat supply device and the gas feeder to supply gas, heat and hot water for residents, acetic acid can be used as a biological foliar fertilizer, a biopesticide or a biological bactericide, and tar can be used as an industrial raw material. The integrated conversion, collection and utilization rate of the waste biomass resources approaches 100%.

The present invention discloses a compressor control method and device of a cascade type water heater, a water heater system and a storage medium. A first inlet water temperature before startup and asecond inlet water temperature after startup are detected; if the first inlet water temperature is lower than a first temperature threshold, primary compressors are started according to startup duty rules; when it is detected that the first inlet water temperature changes to be equal to or higher than the first temperature threshold and lower than a second temperature threshold, secondary compressors are started according to the startup duty rules; if the first inlet water temperature is equal to or higher than the first temperature threshold and lower than the second temperature threshold, the primary compressors and the secondary compressors are started according to the startup duty rules; if the second inlet water temperature is lower than a third temperature threshold, the secondary compressors are shut down according to shutdown duty rules; and if the second inlet water temperature is higher than a fourth temperature threshold, the primary compressors and / or the secondary compressors in startup states are shut down according to the shutdown duty rules. Frequent reporting of high-voltage protection is avoided and normal operation of a unit is ensured.

The invention discloses a water feeding system for multiple condensing boilers. At least two condensing boilers can be used, and the condensing boilers are respectively provided with a condensing economizer, the water feeding system comprises a soft water tank, a soft water pump, a deaerator, a water supply main pipe, a water return main pipe, a bypass adjusting valve, a branch pipe adjusting valve, a water intake adjusting valve and a PLC (programmable logic controller) control cabinet, all the condensing economizers adopt the parallel main pipe type water supply mode, and the amount of water fed into each condensing economizer is controlled by the water intake adjusting valve according to the exhaust gas temperature; the water supply main pipe and the water return main pipe are communicated via the bypass adjusting valve, and the water return main pipe is also connected with an inlet of the deaerator; a branch pipe on the water return main pipe is communicated with the soft water tank through the branch pipe adjusting valve; the soft water tank is communicated with the water supply main pipe through the soft water pump; and the whole water feeding system is controlled by the PLC control cabinet. The effect of balance of water supply for different condensing boilers in different operating modes can be realized, the thermal efficiency of the boiler can be increased, the normal water level of the deaerator can be ensured, and automatic control can be realized.

The invention discloses a completely-closed three-layer arc-shaped air guide plate structure of a wall-mounted air conditioner. The completely-closed three-layer arc-shaped air guide plate structure comprises an air guide plate injection-molding part, a heat insulating part and an aluminum alloy sheet which are arc-shaped structures, wherein the aluminum alloy sheet covers the inner side surface of the air guide plate injection-molding part to prevent the air guide plate injection-molding part from being deformed; the heat insulating part is arranged on a sandwich layer between the air guide plate injection-molding part and the aluminum alloy sheet; the two sides of the air guide plate injection-molding part are separately connected with supporting end plates which are in transition with the arc surface of the aluminum alloy sheet;, so that structural strength of the curved-surface end of the air guide plate is strengthened; transmission curved bars are further arranged at the two sides of the air guide plate injection-molding part; the transmission curved bars are connected with a transmission device which drives the air guide plate to integrally retract to reduce a seam between the air guide plate and the air outlet main body. According to the completely-closed three-layer arc-shaped air guide plate structure disclosed by the invention, the aluminum alloy sheet is additionally arranged on the air guide plate injection-molding part to strengthen the integral strength of the air guide plate, so that the air guide plate is effectively prevented from being deformed; and meanwhile, the integral appearance effect of the air guide plate is improved, so that the air guide plate structure has dustproof action.

A maintenance-free moisture absorber comprises a connecting flange, an upper connecting base, a condensation cover and an air inlet and outlet module, moisture absorbing silica gel, a heating device and a control box, wherein the connecting flange, the upper connecting base, the condensation cover and the air inlet and outlet module are sequentially connected; the moisture absorbing silica gel and the heating device are arranged in the condensation cover; and the control box is positioned outside the condensation cover. A breathing tube communicated with the connecting end of the air inlet and outlet module through the moisture absorbing silica gel is arranged in the moisture absorbing silica gel, a condensation cavity is positioned in the upper connecting base, one end of the condensation cavity defined by an air duct is communicated with the top end of the breathing tube, and the other end of the condensation cavity is communicated with a flange opening of the connecting flange. A semiconductor refrigeration piece and a radiator are symmetrically arranged on the outer portion of the air duct, and the semiconductor refrigeration piece is connected to the refrigeration control end of the control box. A method for controlling the maintenance-free moisture absorber comprises collecting color information of the moisture absorbing silica gel in real time; comparing an RGB value at the set comparison moment and position on the day and a set RGB value; if the RGB value at the set comparison moment and position on the day is larger than the set RGB value, setting a night dehydration control mark, first starting to perform refrigeration and then performing heating; after the reduction process of the moisture absorbing silica gel is ended, first stopping heating and then stopping refrigeration; or else resetting.

The invention discloses an isoworking medium and same working medium gas compression acting device. The isoworking medium and same working medium gas compression acting device comprises a first actingcomponent, a first condenser and a first evaporator, wherein the first condenser is connected with an outlet of the first acting component, and the first evaporator is connected with an outlet of thefirst condenser; a refrigerating system comprises a compressor, a second condenser and a second evaporator, wherein the second condenser is connected with an outlet of the compressor, and the secondevaporator is connected with an outlet of the second condenser; a heating area is formed between the outlet of the compressor and the second condenser; and the heating area exchanges heat with the first evaporator, the second evaporator exchanges heat with the first condenser, the boiling point of a working medium in an acting system is lower than that of the working medium in the refrigerating system, and the working medium of the acting system can be condensed by the working medium of the refrigerating system. The isoworking medium and same working medium gas compression acting device has the technical effect of effectively utilizing the low temperature.

The invention relates to an environment-friendly lead-acid battery which comprises a battery case and battery jars, wherein the battery jars are arranged in the battery case, and are separated by partition plates, pole plates are arranged in the battery jars, and battery jar covers and electrolyte injection holes are arranged on the battery jars; the environment-friendly lead-acid battery further comprises an alarm device, the alarm device comprises a touch switch, an electrolyte panel and an alarm, the pole plate on the right and the battery case form an electrolyte storage tank, an electrolyte warning line is arranged on the wall of the electrolyte storage tank, the touch switch is mounted at the electrolyte warning line, the electrolyte surface plate is arranged in the electrolyte storage tank, the touch switch is electrically connected with the alarm, and a plurality of electrolyte through holes are formed in the electrolyte surface plate. According to the battery, a user can be reminded whether the battery needs to be replenished with an electrolyte, so that the battery is prevented from being damaged.

The invention belongs to the technical field of gasoline production, and particularly relates to a method for preparing gasoline by virtue of crude oil fractionation. The method comprises the following steps: separating petroleum gas from crude oil by virtue of an oil-gas separator, arranging a heating water bag on the periphery of the oil-gas separator, precipitating silt in the crude oil by virtue of a settling tank, and finally removing water and salts in the crude oil by virtue of a 15KV to 25KV high voltage electric field; heating the crude oil in a primary fractionation tower to 220 to 250 DEG C, and distilling out light gasoline and water from the top of the tower; transporting the cooled water after being heated by the heating water bag into a steam heating furnace, sending the crude oil into the steam heating furnace to be heated, and fractionating the crude oil by virtue of a normal pressure fractionation tower; transporting the collected gasoline into a heat exchanger by virtue of a liquid inlet pipe of the heat exchanger for petroleum chemical industry, and discharging condensed liquid state gasoline from a liquid outlet pipe; and connecting a water outlet pipe of the heat exchanger for the petroleum chemical industry and the heating water bag on the periphery of the oil-gas separator, and supplying hot water to the heating water bag.

The invention discloses a permanent magnet motor protection structure. The protection structure comprises a motor shell, wherein a shaft extension end of the motor shell is fixedly connected with a front end cover, a through hole is formed in the center of the front end cover, the through hole is matched with an output shaft, a top end of the output shaft is fixedly connected with a coupler, the side, close to the front end cover, between the front end cover and the coupler is sleeved with an oil seal cover, the side, close to the oil seal cover, between the oil seal cover and the coupler is provided with a dustproof water throwing ring, and a non-shaft-extension end of the motor shell is provided with a rear end cover. The diameter of a non-mounting end of the dustproof water throwing ring is slightly larger than that of a non-mounting end of the oil seal cover, rainwater on a surface of the oil seal cover can be smoothly thrown out through the dustproof water throwing ring, and siltcan be effectively prevented from entering an inner surface of the oil seal cover, a ventilation valve is arranged, the ventilation valve can effectively prevent external water and water vapor from entering the motor cavity, meanwhile, the water vapor in the motor cavity can be discharged, and that no water vapor condensation exists in the motor is guaranteed.

The invention discloses an indoor simulation test device and method for deck asphalt laying bulging formation. For the purpose, the deck laying layer bulging form change features along with the time are recorded; the bulging typical feature parameter vertical flexibility, unsticking radii, influence factors for analyzing bulging formation, and evaluation indexes of bulging resistance capability of different laying layers are obtained and are used as subsequent finite element model verification parameters. The device adopts the technical scheme that the test device mainly comprises assemblies including a support frame, an environment box, a test piece fixing frame, an MTI-3D structural deformation measuring system and the like. The experiment process comprises the steps of test piece preparation, test piece installation, test environment setting, bulging whole site displacement measurement and the like. By using the device and the method, the accelerated simulation of the bulging disease occurring process in construction and operation of different types of deck laying materials can be realized; the bulging development form can be recorded in the whole process; the whole site displacement and strain features of bulges in different stages can be obtained; the important significance is realized on studying the major influence factors of the bulging formation and disclosing the bulging formation mechanism.

The invention provides a vacuum temperature control light path purification device, comprising a first light path temperature isolation ring (1), a temperature control ring (2), a vacuum purification ring (3) and a second light path temperature isolation ring (4), wherein one end of the first light path temperature isolation ring (1) is in seamless connection with one end of the temperature control ring (2), the other end of the temperature control ring (2) is in seamless connection with one end of the vacuum purification ring (3),the other end of the vacuum purification ring (3) is in seamless connection with one end of the second light path temperature isolation ring (4), and the other end of the second light path temperature isolation ring (4) is connected with a subsequent optical element. By using the vacuum environment, the device can effectively prevent air heat conduction, protect a molecular cell from being affected by the external environment, protect a subsequent optical device, particularly protect the receiving end face of a photoelectric detector from being polluted and effectively prolong the service lives of the both.

The invention relates to an indoor unit of an air conditioner, comprising a casing, the casing includes a radiation panel formed on one side wall thereof, and an accommodating cavity arranged inside the casing, and the radiation panel is used for radiating with the environment heat exchange; an air inlet and an air outlet communicating with the accommodating cavity are also provided on the housing; a heat exchanger is arranged in the accommodating cavity and is arranged near the air inlet . The present invention also relates to an air conditioner including the indoor unit of the air conditioner. The indoor unit of the air conditioner combines radiation heat exchange and convective heat exchange, which can ensure the normal phase change of the heat transfer medium in the heat exchanger, and can discharge air from different vertical heights to achieve the effect of hot air falling to the ground. The air conditioner is energy-saving, high-efficiency, and highly comfortable to use.

The invention discloses a water feeding system for multiple condensing boilers. At least two condensing boilers can be used, and the condensing boilers are respectively provided with a condensing economizer, the water feeding system comprises a soft water tank, a soft water pump, a deaerator, a water supply main pipe, a water return main pipe, a bypass adjusting valve, a branch pipe adjusting valve, a water intake adjusting valve and a PLC (programmable logic controller) control cabinet, all the condensing economizers adopt the parallel main pipe type water supply mode, and the amount of water fed into each condensing economizer is controlled by the water intake adjusting valve according to the exhaust gas temperature; the water supply main pipe and the water return main pipe are communicated via the bypass adjusting valve, and the water return main pipe is also connected with an inlet of the deaerator; a branch pipe on the water return main pipe is communicated with the soft water tank through the branch pipe adjusting valve; the soft water tank is communicated with the water supply main pipe through the soft water pump; and the whole water feeding system is controlled by the PLC control cabinet. The effect of balance of water supply for different condensing boilers in different operating modes can be realized, the thermal efficiency of the boiler can be increased, the normal water level of the deaerator can be ensured, and automatic control can be realized.

The invention relates to the technical field of transportation containers, and discloses a condensation pipe internal flow type precious liquid transportation container. The container comprises a container main body, a base is fixedly mounted on the outer side of the container main body, a first condensation nozzle is fixedly connected to the outer side of the base, a mounting plate is fixedly mounted on the outer side of the container main body, a second condensation nozzle is fixedly mounted on the inner side of the mounting plate, a condensation cavity is formed inside the container main body, a condensation pipeline is fixedly mounted inside the condensation cavity, and condensation wires are wound on the outer side of the condensation pipeline. According to the condensation pipe internal flow type precious liquid transportation container, precious liquid needing to be transported is contained inside a liquid test tube, the liquid test tube is placed inside a containing vessel, theliquid test tube is clamped and fixed through a support, a buffer air cushion is placed at the bottom of the liquid test tube to buffer impact force; and damage to the liquid test tube due to bumpingduring transportation is avoided.