36results about How to "Maximize heating efficiency" patented technology

A cogeneration system including a generator, a drive source operating to drive the generator, and thus, to cause the generator to generate electricity, a heat pump type air conditioner including a compressor, a 4-way valve, an indoor heat exchanger, an expansion device, and an outdoor heat exchanger, a heater to heat air, which has passed around the indoor heat exchanger after completing heat exchange with the indoor heat exchanger, and a waste heat recoverer to recover waste heat of the drive source during a heating operation of the heat pump type air conditioner, and to supply the recovered waste heat to the heater. The waste heat of the drive source can be re-used to heat air passing through the indoor heat exchanger, so that the heating performance of the heat pump type air conditioner is enhanced.

An extruded tube for a heat exchanger is disclosed, the tube including a plurality of deformations formed therein, wherein the deformations of the extruded tube facilitates a maximization of a thermal efficiency of the heat exchanger.

A cogeneration system includes at least one generating device which generates electric power and produces heat, and a power supply mechanism which supplies electric power generated by the at least one generating device to an air-conditioning system and a general power source. A cogeneration system may also include at least one generating device which generates electric power and produces heat, and at least one heat recovery mechanism which distributes heat produced by the at least one generating device to at least one air-conditioning device. A central controller of a cogeneration system, including a plurality of generating devices which generate electric power and produce heat, controls operations of the generating devices based on operations of a plurality of indoor units of an air-conditioning system and operations of heat consuming equipment.

The present invention discloses a weaving method for making a heating textile web and heating textile web, wherein the method comprises the following steps: a) producing foundation fabric (108, 208), which includes banding line (101; 201) and determining external side (100E; 200E) and internal side (100I; 200I) of the heating textile web (1; 2); b) merging in a repousse threads (102, 103; 202) toform wale on inner side (100I; 200I) of the web (1; 2); c) merging in internal weft threads (131-134; 231-234); d) merging in external weft threads (135, 136; 235, 236); e) merging in tying into binding threads (110, 120; 210, 220) of the internal weft threads (131-134; 231-234) and the external weft threads (135, 136; 235, 236). The weaving method characterized in including the following steps: f) merging conductive wrap threads (105; 205) that used to release heat through joule effect into the median parts (100; 200) to make the conductive wrap threads (105; 205) can only incorporate in theinternal weft threads (131-134; 231-234).

The invention is applicable to the technical field of air-conditioner industry and provides heat pump equipment which comprises a low-temperature heat pump system and a high-temperature heat pump system. The low-temperature heat pump system comprises a low-temperature compressor, an intermediate heat exchanger, an economizer, a first liquid storing device, a first expansion valve, a fin heat exchanger and a first gas and liquid separator which sequentially communicate to form a circulation loop. The high-temperature heat pump system comprises a high-temperature compressor, a use side heat exchanger, a second liquid storing device, a second expansion valve, a heat source side heat exchanger and a second gas and liquid separator. The intermediate heat exchanger of the low-temperature heat pump system provides a heat source for the heat source side heat exchanger of the high-temperature heat pump system. According to the equipment, the low-temperature heat pump system provides the heat source for the high-temperature heat pump system, the working medium of the high-temperature heat pump system can absorb enough heat amount to make high-temperature hot water, maximization of the heating efficiency in the ultra-low-temperature environment and the maximum utilization rate of renewable energy sources can be achieved, and the expense of the cost is reduced effectively.

The invention provides a lifting stove, which belongs to the technical field of cookers. The lifting stove comprises a cooking bench; a liquid holding plate is installed on the table of the cooking bench; a burner is installed in the center of the liquid holding plate; a pot rack is arranged above the liquid holding plate; the pot rack is arranged around the burner; a lifting device is also arranged in the cooking bench; and the lifting device is connected with the bottom of the pot rack and drives the pot rack to move up and down relatively to the burner. The lifting stove provided by the invention has the advantages of matching with various cookware and high heating efficiency.

Disclosed is a heating apparatus for a cabin of a construction equipment in which hot air ejected from an oil cooler is used for heating in winter while it is ejected out in summer to maximize cooling or heating efficiency of the cabin of the construction equipment. The heating apparatus for a cabin of a construction equipment includes a duct ejecting air ejected from an oil cooler provided inside an automotive body at the rear of the cabin to the outside of the automotive body, and a switching means provided in the duct to open and close, guiding the air inside the duct to the rear of the cabin if it is opened. The heating apparatus is automatically operated depending on its peripheral temperature condition to maximize cooling or heating efficiency of the cabin.

The invention discloses a cylinder permanent magnet heater for heating flowing water in a metal pipeline. The cylinder permanent magnet heater comprises a plurality of permanent magnet cylinders arranged on the inner wall of the cylinder permanent magnet heater, a rolling positioning device for positioning the cylinders, a transmission gearbox and a power device; the metal pipeline penetrates through the inner cavities of the permanent magnet cylinders; the power device is capable of providing powder by use of a wind-driven blade. The cylinder permanent magnet heater for heating flowing water in the metal pipeline is arranged on, for example, a roof; when wind blows, the wind-driven blade rotates under the action of wind and drives the gearbox to put the permanent magnet cylinders in rotation around the metal pipeline; the metal pipeline is capable of generating an eddy current under the rotation of a rotating magnetic field so as to generate heat for heating the flowing water in the pipeline.

An internal combustion engine includes a cylinder of which the interior is divided into two in the longitudinal direction. The lower chamber serves as a mechanical driving portion in which the piston is reciprocated. The upper chamber serves as a power portion in which combustion gas is drawn in, compressed, burned and exhausted. A cylindrical portion with a lid which moves into the power portion is continuously provided on top of the piston. A gap is defined between the cylindrical portion and the inner peripheral surface of the power portion of the cylinder. The inner peripheral surface of the power portion is defined by a heat shield tube fitted in the cylinder. A heat insulating tube is provided on the outer periphery of the heat shield tube.

The invention discloses a multifunctional heater. The heater comprises a profiling casing; air inlets are formed in one side wall of a lower casing; multiple through holes are formed in the other side wall of the lower casing; multiple small holes are formed in the side wall of an upper casing; the multiple through holes and the small holes form air outlets; an upper arc-shaped plate and a lower arc-shaped plate are fixed in the profiling casing; a fan is fixed on the inner wall of the profiling casing; a flow guide hole I and a flow guide hole II are formed between two opposite ends of the upper arc-shaped plate and the lower arc-shaped plate; the flow guide hole I directly faces the air outlets; the flow guide hole II directly faces the air inlets; a heat dissipation frame is mounted on one side, close to the air outlets, of the lower arc-shaped plate; and a heating body is arranged in the heat dissipation frame. Air enters via the air inlets and is purified after multi-stage filtration by the aid of a purification mechanism, the heating body begins to heat purified air, heated fresh air overflows from the air outlets through rotation of an impeller, indoor heating and air purification are realized, and the occupied indoor space is greatly reduced.

The invention relates to a renewable energy source heat supply monitoring technique which comprises a control system, an intelligent chip and a heat supply system, wherein the control system comprises a man-machine interaction module, a wireless communication module, an alarm indication module and an emergent situation artificial processing module; the man-machine interaction module is arranged above the intelligent chip and is connected with the intelligent chip; the wireless communication module is arranged above the intelligent chip and is connected with the intelligent chip; the alarm indication module and the emergent situation artificial processing module are respectively connected with the intelligent chip; the heat supply system comprises a solar heat supply system arranged below the intelligent chip, a wind power generator arranged below the intelligent chip, an air energy heat pump water heater arranged below the intelligent chip, and a biogas water heater arranged below the intelligent chip.