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223results about How to "Increase internal temperature" patented technology

Air conditioner

An air conditioner that comprises an exhaust heat recovery unit 3 for recovering exhaust heat in a heat transfer medium, a heat transfer medium passage 5a in which the heat transfer medium outputted from the exhaust heat recovery unit 3 flows, an auxiliary heating device 7, which is provided in the heat transfer medium passage 5a, for heating the heat transfer medium, an absorption chiller 9, to which the heat transfer medium passage 5a is connected, to be driven by heat of the heat transfer medium, a refrigerant passage 11a, through which a refrigerant outputted from the absorption chiller 9 flows, an indoor unit 13 to which the refrigerant is supplied through the refrigerant passage 11a, a heat transfer medium temperature detecting means 15 for detecting the temperature of the heat transfer medium flowing through the heat transfer medium passage 5a, a refrigerant temperature detecting means 17 for detecting the temperature of the refrigerant flowing through the refrigerant passage 11a, and a control portion 19 for controlling an operation of driving the auxiliary heating device 7. With this configuration, on startup, the control portion 19 controls an operation of driving the auxiliary heating device 7 according to the temperature of the heat transfer medium, which is detected by the heat transfer medium temperature detecting means 15, that when the temperature of the refrigerant, which is detected by the refrigerant temperature detecting means 17, is equal to or lower than a predetermined temperature, the control portion 19 decides that a startup operation is completed. Upon completion of the startup operation, the control portion 19 controls an operation of driving the auxiliary heating device 7 according to the temperature of the refrigerant, which is detected by the refrigerant temperature detecting means 17.
Owner:YAZAKI ENERGY SYST

High-flame-retardance low-temperature bicomponent filling material for coal mines and preparation method thereof

ActiveCN103694672AGood fluidity and pumpabilityAdjustable curing speedChemistryChemical synthesis
The invention belongs to the field of chemical synthesis and in particular relates to a high-flame-retardance low-temperature bicomponent filling material for coal mines and a preparation method thereof. The filling material comprises a component A and a component B, wherein when the filling material is used, the component A and the component B are mixed according to the volume ratio of 1:(1.0-1.5) and are foamed; the component A is a composition with a silicate aqueous solution as the main body; and the component B is a composition with polyisocyanate as the main body. The filling material and the preparation method have the beneficial effects that the filling material is convenient to transport and has low viscosity, fluidity and storage stability; the raw materials are free from pollution and corrosion and the filling material does not contain irritating volatile solvents; the filling material has high foaming ratio and has low internal temperature during foaming; a foaming body has good flame retardance and certain toughness; the preparation method is simple and practicable, has low requirements on production and construction personnel, is short in production cycle, is free from equipment corrosion, is free from three wastes in the whole process and does not affect the environment.
Owner:SHANDONG INOV NEW MATERIALS CO LTD

Electric dry oven capable of saving energy and reducing emission

InactiveCN101706195AIdeal temperature controlIdeal energy savingDrying solid materials with heatDrying gas arrangementsElectricityEngineering
An electric dry oven capable of saving energy and reducing emission of the invention relates to a textile drying device used in the dyeing, coating, flocking and stretching production lines of the textile industry. The electric dry oven comprises an oven frame, a circulating fan, a circulating upper air duct, a circulating lower air duct, a circulating outtake, heating pipe clamps, medium-wave infrared radiation heating pipes, an upper tape guide roller, a lower tape guide roller, a bearing, needle board chain guide rails or mesh belts, a reduction electric motor, a carrier roller beam and an air outlet filter board, wherein a plurality of groups of the heating pipe clamps are arranged in the oven frame, a plurality of the medium-wave infrared radiation heating pipes are separately arranged at the heating pipe clamps, the needle board chain guide rails or mesh belts are arranged on a drive roller, a driven roller, the upper tape guide roller and the lower tape guide roller, one end of the lower part of the oven frame is provided with the reduction electric motor, the output shaft of the reduction electric motor is connected with the drive roller; the circulating upper air duct is arranged on the upper part of the inside of the oven frame, the circulating lower air duct is arranged on the lower part of the upper tape guide roller in the oven frame; and the circulating fan is arranged on the top of the oven frame and the air intake of the circulating fan is communicated with the circulating outtake on the top of the oven frame.
Owner:李丹

Drawer-type intelligent comprehensive low-voltage distribution JP cabinet

The invention discloses a drawer-type intelligent comprehensive low-voltage distribution JP cabinet. A three-phase air switch is arranged inside a main inlet wire unit cell, and is connected with a inlet wire copper row terminal of a drawer unit cell through a copper row of an insulation cell; a lightning protection control unit cell is provided with an emergency lighting control switch, an emergency lighting control breaker, a surge control breaker, a surge protector, and a temperature controller which are arranged on an insulating spacer; the drawer unit cell comprises four drawer units, wherein a drawer operation panel, a remote leakage protection switch and an outlet wire panel are respectively arranged in the three upper drawer units and the lowest drawer is a reactive compensation drawer unit; and a measurement unit cell is equipped with a metering device and a remote terminal control system, and the measuring result can be transmitted to a computer terminal through a GPRS. The drawer-type intelligent comprehensive low-voltage distribution JP cabinet can greatly save space, improve the overhaul interchangeability of the distribution cabinet, improve the protection of the personnel and the security of the equipment on the one hand, and on the other hand enable the on-site operation to be simple, fast, and reliable.
Owner:STATE GRID CORP OF CHINA +1

Metal mine refuge chamber system

The invention discloses a metal mine refuge chamber system. The metal mine fugue chamber system comprises an oxygen supply sub system including a compressed air system oxygen supply mode, a compressed oxygen supply mode and a self-rescuer oxygen supply mode, a dehumidifying and cooling sub system, an air purifying sub system, a protective closing sub system, a power supply sub system, an environment monitoring sub system and a communication sub system. Moreover, the metal mine refuge chamber system further comprises an emergency air exhaustion device and an accessorial sub system. The metal mine refuge chamber system solves the problems that the existing metal mine refuge chamber system has no formed technology and product at home, cannot cope with catastrophes of metal mine, and is short in rescuable time. According to the invention, survival time of more than 96 hours can be provided in the chamber under the condition that the power supply is cut off by the catastrophes, basic survival conditions can be ensured by ventilating and exhausting via the corresponding pipelines when the roadway has serious water inrush or inundation, and emergency refuge of at least 96 hours can be provided when hazardous gases, fumes and poison gases appear in flood and fire hazard, and thus the metal mine refuge chamber system is applicable to the metal mine or underground engineering in a firm rock structure.
Owner:CCTEG CHINA COAL RES INST

Deep sea pressure compensation type oil-filled motor based on leather bag structure

The invention relates to a motor, in particular to a deep sea pressure compensation type oil-filled motor based on a leather bag structure, which comprises a cylindrical front cabin body and a cylindrical rear cabin body which are connected through a flange connecting block. A front end cover is arranged at the front end of the front cabin body, a through hole is formed in the center of the frontend cover, and an output shaft is step-shaped and installed in the through hole in the center of the front end cover. An oil filling port, an exhaust port and a cable interface are formed in the sideface of the rear cabin body, and a rear end cover is arranged at the rear end of the rear cabin body and is in a through circular truncated cone shape. A rubber leather bag is in a hemispherical shellshape with a flange face and is connected and fixed between the rear cabin body and the rear end cover through bolts. A compression spring is arranged between the rubber leather bag and a rear gland;the motor is arranged in the front cabin body; the motor shaft is connected with the output shaft through a set screw; and the motor, a driving plate and a watertight connector are connected throughvoltage-withstanding wires. The motor is more stable during starting and running, and has better sealing performance at a high rotating speed.
Owner:ZHEJIANG UNIV
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