392results about How to "Without compromising comfort" patented technology

Provided is an air conditioner, which is constituted such that a plurality of left and right blades disposed at the blowout ports of an indoor equipment can be controlled independently for a plurality of blocks, and such that the area to be air-conditioned is divided into a plurality of areas by a plurality of human body sensors, and which is equipped with a control device for controlling the left and right blades independently for the individual blocks in accordance with the reaction results of the human body sensors. On the basis of at least one of the area characteristics indicating the frequency, which is decided by accumulating the reaction results of the human body sensors a predetermined number of times and which indicates the presence of a person in each of the areas, the personalactivity in the personal presence area, and the adjacency of the personal absence area to the personal presence area, the control device can control the left and right blades thereby to change the opening ratio of the blowout ports to the plural areas.

The invention relates to a method for determining severity of an obstructive sleep apnea hypopnea syndrome (OSAHS) according to snore acoustic characteristics. The method comprises the following steps of: performing cluster analysis on format probability in sub-band (SBFP) parameters of a large number of experimental samples with the same OSAHS severity to obtain models representing four OSAHS severities: a simple snore mode, a mild OSAHS model, a moderate OSAHS model and a severe OSAHS model; and when a subject needs to be judged to which OSAHS severity the subject belongs, recording sound data of the subject all night long only, calculating an SBFP characteristic parameter, and matching the SBFP with the four models, so that which OSAHS severity the subject belongs to can be judged according to the model corresponding to the maximum matching probability. The snore when the subject sleeps is needed to be recorded only, so the method is simple and convenient without influencing the sleep quality of the patient.

The invention provides a pressure control method and control device for an air conditioner and the air conditioner. The pressure control method for the air conditioner comprises the steps that 1, therunning mode of the air conditioner is detected; 2, the air exhaust pressure and the air return pressure of a compressor in the air conditioner are detected; and 3, the rotation speed of an outer fanand an inner fan in the air conditioner is controlled according to the running mode of the air conditioner, the air exhaust pressure and the air return pressure. According to the pressure control method and control device for the air conditioner and the air conditioner, the unit running pressure is continuously detected, the rotation speed of the outer fan or the inner fan is correspondingly adjusted according to comparison of the air exhaust pressure and the air return pressure with a preset value, therefore, the unit running pressure is in an appropriate range value, and the unit jumping phenomenon caused by high-pressure protection or low-pressure protection is prevented; and the control method is high in accuracy, has no delay and is simple and reliable.

The invention discloses a multi-connected unit phase change energy storage hot liquid defrosting system and relates to the hot liquid defrosting system. The hot liquid defrosting system is designed against the problems that the defrosting system needs to absorb heat from a heating room during defrosting, thereby leading the room temperature to drop intensely; a four-way reversing valve carries out frequent reversion during the defrosting process, thereby affecting the service life; the defrosting speed is slow and the energy consumption is great. The four-way reversing valve is respectively communicated with a first main path and a third main path, the third main path is communicated with a gas-liquid separator, the gas-liquid separator is communicated with a compressor, the first main path is respectively communicated with a first branch pipeline and a second branch pipeline, an outdoor electronic expansion valve is connected with a second electromagnetic valve in parallel, a fourth electromagnetic valve and a subcooler are connected with a third electromagnetic valve and a phase change heat storage device in parallel, the subcooler is communicated with a fourth main path, the fourth main path is communicated with the gas-liquid separator, the first branch pipeline and the second branch pipeline are communicated with a second main path, a liquid storage device is arranged on the second main path, and the second main path is communicated with an indoor unit. The hot liquid defrosting system is used for multi-connected unit defrosting.

The invention relates to an electric automobile chassis system with a four-wheel independent steering function and a steer-by-wire mechanism of the electric automobile chassis system. The steer-by-wire mechanism comprises two steering pull rods, a steering power unit and two transmission units, the steering pull rods are arranged horizontally, the end, close to a wheel, of each steering pull rod is hinged to a steering knuckle of a suspension wheel assembly, and when the plane where wheels are located is perpendicular to the steering pull rods, the two steering pull rods are symmetrical about the vertical radial direction of the wheels; the steering power unit is electrically connected with an electronic control unit of an electric automobile and provided with two levels of power output ends which are the same in speed ratio and opposite in power output direction; the power output ends of the two transmission units are connected with the two levels of power output ends of the steering power unit respectively, and the power output end of each transmission unit is connected with one end, away from the corresponding wheel, of the corresponding steering pull rod to drive the steering pull rod to move back and forth to drive the corresponding wheel to swing. According to the electric automobile chassis system with the four-wheel independent steering function and the steer-by-wire mechanism of the electric automobile chassis system, steering stability of the wheels is good, and the electric automobile chassis system is safe, reliable and good in maneuverability in narrow space.

The invention relates to a preparation method of nano-grade silver antibiotic fabric. The method comprises the steps that: (1) under a temperature of 35-45 DEG C, nano-grade silver micro-particles are added to polyurethane and water; the mixture is stirred; a microcapsule solution is added to the mixture; the mixture is stirred, and an emulsion is obtained; stirring is continued; a dispersant, an adhesive and a softening agent are sequentially added, such that a nano-grade silver microcapsule finishing agent is obtained; (2) yarn is processed by using the nano-grade silver microcapsule finishing agent; pre-baking and shaping baking are carried out, and yarn with the nano-grade silver microcapsule is obtained; (3) the yarn with the nano-grade silver microcapsule is adopted as middle-layer weft yarn, and three-layered fabric is obtained by weaving. A pre-shaping locking treatment is carried out, such that the nano-grade silver antibiotic fabric is obtained. The preparation method provided by the invention is simple; the nano-grade silver microcapsule finishing agent is applied on the yarn, and comfortableness of the fabric is not influenced. According to the invention, the yarn with the nano-grade silver microcapsule is positioned in the middle layer of the three-layered fabric, and does not contact human body or external environment directly. Therefore, the fabric is safe and environment-friendly.

The invention discloses a parking control method of an electric vehicle. The parking control method comprises the following steps that S1, when a gear signal is detected, whether the current gear of the electric vehicle is a gear P is judged according to the gear signal; S2, if yes, the vehicle speed of the electric vehicle and the gradient of a current road of the electric vehicle are detected; S3, when the vehicle speed of the electric vehicle is lower than or equal to the preset vehicle speed and the gradient of the current road of the electric vehicle is larger than or equal to the first preset value, an EPB system of the electric vehicle is controlled to execute a locking order; and S4, after locking is completed through the EPB system, if the vehicle speed of the electric vehicle is lower than or equal to the preset vehicle speed, the gear P is controlled to be in a locking state. Through the control method, abnormal sound and shaking of the whole vehicle which are produced during unlocking can be effectively reduced, and the requirement for comfort of the whole vehicle is met. The invention further discloses an automatic transmission of the electric vehicle and the electric vehicle.

The present invention provides an air conditioner, which can shorten time for causing indoor temperature to reach a preset temperature and improves comfort. In a cooling loop (14), refrigerant circulates in a sequence of a compressor (51), an indoor heat exchanger (21), an electric valve (54) and an outdoor heat exchanger (53) for performing heating operation. A control device (80) is configured for selecting a common heating mode and a quick heating mode in heating operation. In the common heating mode, when the indoor temperature reaches a first threshold temperature which is lower than the target temperature according to the target temperature, operation efficiency of the compressor (51) is reduced. On the contrary, in the quick heating mode, the control device (80) does not reduce operation efficiency of the compressor (51) until the indoor temperature reaches a second threshold temperature which is set to higher than the first threshold temperature according to the target temperature.

The present invention relates to a care label-based UHF RFID tag based on screen printing. A manufacturing method of the care label-based UHF RFID tag based on screen printing comprises the steps of: selecting a care label as a substrate for printing an antenna; then printing electrically conductive printing ink on the substrate to form an antenna through a screen printing method; after drying, bonding a connecting band of a UHF RFID tag chip to the antenna by a conductivity type binder; and finally performing coating protection for the chip, wherein a coating material adopts flexible resin. Compared with the prior art, the care label-based UHF RFID tag of the present invention has the beneficial effects that: the flexibility of the care label is retained by the care label-based UHF RFID tag; the care label-based UHF RFID tag is perfectly fit with clothes; the UHF RFID antenna is endowed with a certain flexibility, and can bear certain bending or deformation; the care label-based UHF RFID tag is simple in structure and convenient in manufacture; the care label-based UHF RFID tag is printed by a screen printing machine, can achieve mass production, and is suitable for popularization.

The invention relates to an intelligent chair used for measuring human physiology parameters. The intelligent chair comprises a seat, a back connected to the seat, a support bar used for supporting the seat and a support foundation connected to the support bar; the back is provided with fiber bragg grating strain sensors; the seat is provided with a fiber bragg grating strain sensor; all the fiber bragg grating strain sensors are serially connected through an optical fiber; and a photoelectric module and a data processing module are connected to the optical fiber led out from the seat. The intelligent chair in the invention is used for monitoring the physiology parameters, such as the heart rate, the respiratory frequency and the weight of human body, and is capable of carrying out non-intrusive real-time monitoring on the health condition of the human body and automatically deciding whether to send out the health early warning signal according to the monitored data.

The invention discloses a method and a system for controlling starting of an air conditioner unit and the air conditioner unit. The method comprises the following steps of after the air conditioner unit enters the heating running stage, detecting the temperature of the outside environment of the air conditioner unit in real time; according to the temperature of the outside environment, controlling the running state of an outdoor fan of the air conditioner; detecting the temperature of a pipe of an indoor unit of the air conditioner unit, and judging the running time of a compressor of the air conditioner unit and the energizing time of a four-way valve of the air conditioner unit; when the temperature of the pipe of the indoor unit is higher than or equal to the first preset temperature, and the running time of the compressor of the air conditioner unit and the energizing time of the four-way valve of the air conditioner unit are respectively higher than or equal to the first preset time, controlling the indoor fan of the air conditioner unit to start. By combining the temperature of outside environment of the air conditioner unit, the running state of an outdoor fan of the air conditioner unit is limited, the quick increasing of the system pressure of the air conditioner unit is inhibited, the running reliability of the air conditioner unit is ensured, and the overloading stopping of the air conditioner unit is avoided.

The invention discloses a preparation method for a water-repellent oil-repellent superhydrophobic fabric surface. The preparation method comprises the following steps: (1) weighing a cotton fabric, and preparing a cotton-cellulose macromolecular initiating agent under the action of the initiating agent and a catalyst; (2) grafting monomeric GMA on the prepared cotton-cellulose macromolecular initiating agent, vacuumizing a reaction system and introducing nitrogen, so as to obtain cotton cellulose grafted by the GMA, soaking the cotton cellulose grafted by the GMA in an acid solution, and hydrolyzing epoxy groups to form a cellulose surface rich in hydroxyl groups; and (3) performing acylation reaction between the cotton cellulose grafted by the GMA on the cellulose surface rich in hydroxyl groups and a monomer with low surface energy to obtain the water-repellent oil-repellent superhydrophobic surface. The preparation method is mild in reaction condition, simple, and easy to operate, can be realized at room temperature, and can guarantee the good superhydrophobicity and oil resistance without influencing of the comfort and the mechanical property of the cotton fabric.

The invention provides a reheating and dehumidifying integrated refrigerating system and a control method. The refrigerating system comprises a compressor (5), an outdoor heat exchanger (6), an indoorfirst heat exchanger (1) and an indoor second heat exchanger (2). A first throttling device (8) is also connected between the outdoor heat exchanger (6) and the indoor first heat exchanger (1), and afirst outdoor fan (7) is arranged at the outdoor heat exchanger (6), so that the reheating quantity of the outdoor heat exchanger (6) or the indoor second heat exchanger (2) during dehumidification can be controlled by controlling the wind speed of the first outdoor fan (7). The heat release of a refrigerant in the outdoor heat exchanger can be controlled by controlling the wind speed of the first outdoor fan through the reheating and dehumidifying integrated refrigerating system, so that the comfort of a user is not affected as the indoor blowing air quantity is no longer changed by controlling the reheating quantity during indoor dehumidification and the comfort level is increased effectively.

An embedded 3D head mount display is provided. The embedded 3D head mount display, equipped with a half-input type optical imaging display system, is embedded into the inner side of helmet face shield. The embedded 3D head mount display includes a display image source, a reflector, an object lens set, a field of view diaphragm, an ocular lens set, a semi-reflective and semi-transmitting optical lens, and a four-core micro-processing system. The upper end of the semi-reflective and semi-transmitting optical lens is disposed in front of the eyes of a helmet wearer in an outwardly inclined manner. The ocular lens set includes two ocular lenses horizontally arranged above the semi-reflective and semi-transmitting optical lens, and the field of view diaphragm is disposed above the ocular lens set. The object lens set is disposed above the field of view diaphragm. The object lens set includes an upper object lens and a lower object lens. The reflector is disposed above the object lens set, and the lower end of the reflector is inclined outwardly. The display image source is close to the inner side of the reflector, and is positioned above the forehead of the helmet wearer. After being corrected and amplified, the display image source is projected to the semi-reflective and semi-transmitting optical lens in front of the eyes of the helmet wearer, and image information is superposed to an external environment image of the lens. The embedded 3D head mount display has great functions, is small in size, is embedded into a helmet, and is comfortable to wear.