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203results about How to "Guaranteed comfort" patented technology

Hydraulic electricity generation shock absorber of vehicle

The invention discloses a hydraulic electricity generation shock absorber of a vehicle, belonging to the technical field of vehicle suspension systems and hydraulic transmission. The hydraulic power generation shock absorber of the vehicle generates electricity by utilizing pressure generated by hydraulic oil during shock absorption and comprises a piston shock absorption part, a valve path part and an electricity generation part, wherein the piston shock absorption part comprises a hydraulic cylinder (1) and a piston (2); the electricity generation part comprises a hydraulic motor (13) and an electric generator (16); and the piston (2) is pushed to move up and down in the hydraulic cylinder (1) during the shock absorption of the vehicle so that the hydraulic oil inside the hydraulic cylinder (1) is extruded out of the outlet of an upper cavity or a lower cavity of the hydraulic cylinder (1) and passes through the valve path part and then pushes the hydraulic motor (13) to drive the electric generator (16) to generate the electricity. The invention makes the hydraulic shock absorber of the vehicle possible have both stable shock absorption and electricity generation performance by adopting a reliable and mature hydraulic transmission technology and also provides a new research direction for the developed hydraulic shock absorber.
Owner:HUAZHONG UNIV OF SCI & TECH

Two-stage compression air conditioner system and control method thereof

The invention discloses a two-stage compression air conditioner system and a control method thereof. The air conditioner system comprises a two-stage compressor, a four-way reversing valve, an outdoor heat exchanger, a first throttling device, a flash evaporator, a second throttling device and an indoor heat exchanger, wherein the opening of the first throttling device and the second throttling device is adjustable. The air conditioner system further comprises a bypass pipeline, a heat accumulator and a control valve, wherein the bypass pipeline is connected between a first end interface of the outdoor heat exchanger and an air suction port of the two-stage compressor, a first heat exchange pipe of the heat accumulator is serially connected onto a pipeline between an air exhaust port of the two-stage compressor and a first end interface of the indoor heat exchanger, a second heat exchange pipe of the heat accumulator is serially connected onto the bypass pipeline, and the control valve is used for selectively opening or closing the pipeline between the first end interface of the outdoor heat exchanger and the air suction port of the two-stage compressor and the bypass pipeline. The two-stage compression air conditioner system disclosed by the invention has the advantages that the operating efficiency of the system can be improved; the defrosting speed is fast and refrigerant which is not fully evaporated can be prevented from entering the compressor during defrosting.
Owner:GREE ELECTRICAL APPLIANCE SHIJIAZHUANG +1

Air conditioner and control method thereof

The invention discloses an air conditioner, which comprises a compressor, an indoor heat exchanger, an outdoor heat exchanger, a refrigerant heater, a throttling device, a temperature sensor and a controller; the refrigerant heater is connected in series between the indoor heat exchanger and the outdoor heat exchanger; the temperature sensor is arranged on the outdoor heat exchanger and is used for detecting the evaporating temperature of the outdoor heat exchanger after the air conditioner is started to perform heating; the controller is connected with the temperature sensor and is used for judging the evaporating temperature of the outdoor heat exchanger, switching on the refrigerant heater to heat refrigerant when the evaporating temperature is lower than or equal to a first preset temperature and switching off the refrigerant heater when the evaporating temperature is higher than or equal to a second preset temperature. The air conditioner can utilize the control process of heating the refrigerant to realize the un-reverse defrosting of the air conditioner; moreover, during defrosting, the indoor heat exchanger can continuously perform heating to ensure the comfort of a room; furthermore, the structure is simple, and the operation is reliable. The invention also discloses a control method for the air conditioner with the refrigerant heating function.
Owner:HANDAN MIDEA REFRIGERATION EQUIP

Two-stage compression air conditioning system with defrosting function

The invention relates to a two-stage compression air conditioning system with a defrosting function. The two-stage compression air conditioning system with the defrosting function comprises a two-stage compressor, a four-way reversing valve, an outdoor heat exchanger, a first throttling device, a flash evaporator, a second throttling device and an indoor heat exchanger, and also comprises a first bypass pipeline, a heat accumulator and a control valve, wherein the first bypass pipeline is connected between the first end of the outdoor heat exchanger and an air suction opening of the two-stage compressor, the heat accumulator is provided with a first heat exchange pipe and a second heat exchange pipe, the first heat exchange pipe is connected in series onto a pipeline arranged between an exhaust opening of the two-stage compressor and the first end of the indoor heat exchanger, the second heat exchange pipe is connected in series onto the first bypass pipeline, and the control valve is used for controlling coolants to flow back to the air suction opening of the two-stage compressor through the first bypass pipeline or a pipeline arranged between the first end of the outdoor heat exchanger and the air suction opening of the two-stage compressor. The two-stage compression air conditioning system with the defrosting function has the advantages that the defrosting speed is high, the defrosting time is short, the use comfort of users can be ensured, and in addition, the adverse influence on the compressor caused during the defrosting can be avoided.
Owner:GREE ELECTRICAL APPLIANCE SHIJIAZHUANG +1

Method for controlling variable frequency air conditioner

The invention discloses a method for controlling a variable frequency air conditioner . The method comprises the following steps: an air conditioner is turned on to operate under a refrigeration mode; after the operation time of a compressor of the air conditioner reaches set operation time, the present indoor temperature detected by an indoor temperature sensor is obtained as the first indoor temperature; the difference value between the first indoor temperature and set compensation temperature serves as the second indoor temperature; the temperature difference between the second indoor temperature and the present indoor target temperature is calculated to obtain the indoor temperature difference; the room temperature PID operation is performed according to the indoor temperature difference to obtain the first target frequency; the second indoor temperature is compared with set comfortable temperature; and the room temperature PID control or the dual PID control is performed according to the comparison result. The indoor temperature adjusting comfort of the air conditioner and the low-power-consumption energy conservation of the air conditioner are taken into consideration, and the problem of uncomfortable refrigeration due to blowing out of cold wind by a traditional variable frequency air conditioner is solved.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Method and device for dynamically adjusting opening of air valve and air conditioning equipment

The invention discloses a method and device for dynamically adjusting the opening of an air valve and air conditioning equipment. The method comprises the following steps: after controlling a unit tooperates for a preset time according to a normal operation mode, and detecting actual temperature and set temperature of each area; if the actual temperature of any area is not matched with the set temperature, and controlling the unit to enter a dynamic adjustment mode; and identifying whether a target object exists in each area, and controlling the opening of the area air valve according to theidentification result. According to the method, whether the rated capacity of the unit meets user requirements is determined by comparing the actual temperature of each area with the set temperature,then the opening of the air valve of each area is controlled according to the identification result of the target object in each area, the opening of the air valve of each area is dynamically adjusted, the air output of each area is controlled, the accurate temperature control of each area is realized, and the user requirements are met as much as possible. When user selection is unreasonable, thetemperature of each area can be kept in a reasonable interval, the comfort level of a user is guaranteed, and complaints of the user are reduced.
Owner:GREE ELECTRIC APPLIANCES INC OF ZHUHAI

Multipurpose diagnosis sickbed for department of cardiology

The invention discloses a multipurpose diagnosis sickbed for the department of cardiology. The multipurpose diagnosis sickbed is provided with a left bed body and a right bed body which are slidably folded, an inclined angle of a back of the sickbed is adjustable, the height of a support is adjusted, and the sickbed is simple in structure, flexible to use and capable of meeting requirements of various examinations. Besides, the angle between the back and the right bed can be adjusted within 0-90 degrees and can be locked in any degrees by a locking retainer. A sweat permeable mesh is provided with permeable through holes, and comfortableness of the back of a user is guaranteed. The height of the support is adjusted by adjusting length adjusting pipes. A handle is folded and unfolded through a contraction groove. The inclined angle of a pedal can be adjusted through a pedal rotating shaft and can be locked at any degrees by a rotating shaft fixing lock. Friction raises are made of rubber large in friction force, and fixing of the pedal is improved. The left bed body can be folded and unfolded by folding and locking the rotating shaft by 90 degrees in the clockwise direction. A bed cushion is a foldable cushion, and the problems of inconvenience in use and single functions of existing sickbeds are solved.
Owner:滨州医学院附属医院

Thermal underwear fabric

The invention discloses thermal underwear fabric. A preparation technology of the thermal underwear fabric is implemented through the step as follows: blended yarn prepared from Cuqing fibers, other common cellulose fibers, synthetic fibers and wool fibers is subjected to weaving and after-finishing processes. The thermal underwear fabric has the advantages as follows: the density of the Cuqing fibers is 1.17 g/cm<3> and is lower than that of cashmere, and the fibers are lighter; the heat-conducting property of the Cuqing fibers is 0.051 W/(m*DEG C) and is lower than that of the cashmere, and the heat-conducting property of cashmere is 0.055 W/(m*DEG C), so that the thermal insulation performance of the Cuqing fibers is better than that of the cashmere when the Cuqing fibers are taken as the raw material for weaving thermal underwear; the blended yarn prepared from the Cuqing fibers, the other cellulose fibers and the wool fibers through blending is subjected to weaving and after-finishing processes for preparation of the fabric, the antistatic property of the fabric can meet the level-A standard, the anti-pilling performance can reach level-4 or higher, and meanwhile, the fabric has excellent wear resistance, so that the service life of the thermal underwear is prolonged effectively while the comfort of the thermal underwear is guaranteed.
Owner:RUGAO CITY DINGYAN TEXTILE

Pneumatic automatic operating device for vehicle clutch

The invention discloses a pneumatic automatic operating device for a vehicle clutch. The pneumatic automatic operating device comprises a pressure air source, wherein the pressure air source is respectively connected with pressure gas inlets of a plurality of three positions five ports center exhaust solenoid valves through an air transporting pipeline; an A working port of each three positions five ports center exhaust solenoid valve is connected with an inlet of a left pressure gas passage of each holding valve through the pipeline; a B working port of each three positions five ports center exhaust solenoid valve is connected with an inlet of a right pressure gas passage of each holding valve through the pipeline; an outlet of the left pressure gas passage and an outlet of the right pressure gas passage of each holding valve are respectively connected with a left working chamber and a right working chamber of an automatic precise return double-piston rod cylinder correspondingly; when power off, the right pressure gas passage and the left pressure gas passage of each holding valve are in the off state. The invention aims to provide the pneumatic operating device for the vehicle clutch, which has the advantages that the stationarity and flexibility of gear shift of the vehicle can be remarkably improved, the service life of a vehicle engine is prolonged, the failure rate is low, and the working performance is stable and reliable.
Owner:ACADEMY OF ARMORED FORCES ENG PLA

Refrigerant circulating system and control method thereof

The invention discloses a refrigerant circulating system and a control method thereof. The refrigerant circulating system comprises a compressor, an outdoor heat exchange part, an indoor heat exchangepart and a throttling device which are connected through pipelines. The pipelines comprise the first pipeline connected with an exhaust port of the compressor and a heating operation refrigerant inlet of the indoor heat exchange part, and the second pipeline connected with a heating operation refrigerant outlet of the indoor heat exchange part and a heating operation refrigerant inlet of the outdoor heat exchange part; the refrigerant circulating system further comprises an energy storage module; the energy storage module comprises a heat/cold storage part, a first heat exchange flow path anda second heat exchange flow path, wherein the first heat exchange flow path and the second heat exchange flow path can exchange heat with the heat/cold storage part; the first ends of the first heatexchange flow path and the second heat exchange flow path are both connected with the first pipeline, and the second ends of the first heat exchange flow path and the second heat exchange flow path are both connected with the second pipeline; and the two ends of the two heat exchange flow paths are connected into a main refrigerant pipeline of the refrigerant circulating system so that the two heat exchange flow paths can participate in refrigerant circulation independently.
Owner:GREE ELECTRIC APPLIANCES INC

Infusion pump and control method thereof

ActiveCN105363096AAvoid pill dosesGuaranteed comfortFlexible member pumpsPressure infusionPediatricsInfusion pump
The invention discloses an infusion pump and a control method thereof. The infusion pump is used for conveying medicine liquid from a liquid storage device end to a patient end; the infusion pump comprises a main body, a peristaltic component and a liquid stopping clip, wherein the peristaltic component is arranged at one end, close to the liquid storage device, of the main body, and the peristaltic component, driven by a first motor, is used for correspondingly squeezing the medicine liquid in an infusion tube to move towards the direction of the patient or the direction of the liquid storage device; the liquid stopping clip is arranged at one end, close to the patient, of the main body, and the liquid stopping clip, driven by a second motor, is capable of clamping or loosening the infusion tube; and the controller is electrically connected to the first motor and the second motor, so as to control the first motor and the second motor to work. By virtue of the liquid stopping clip which is arranged at the end, close to the patient, of the main body and by controlling the peristaltic component, which is driven by the first motor, to squeeze the medicine liquid inside the infusion tube to move towards the direction of the liquid storage device so as to pump the liquid accommodated in the infusion tube between the liquid stopping clip and the peristaltic component back to the liquid storage device, the infusion pump disclosed by the invention can avoid the occurrence of instantaneous pill amount, so that the comfort of the patient is guaranteed.
Owner:深圳影迈科技有限公司
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