53results about How to "Water temperature is easy to control" patented technology

The invention relates to a system for testing heat transfer and resistance characteristics of a large-size generating equipment heat exchanger. The system comprises a straight flow type air duct system, a circulating water system and a circulating oil system. The straight flow type air duct system inhales air, after heating, flow mixing and rectification, the air flows into the air cooling device; after heat exchange through an air cooling device tester, hot water is inputted by a water pump to a cooling tower for cooling, the cooled water is heated by an air heater to realize water temperature required by a test and then flows into a heat exchanger tester to form a temperature-controllable circulating water system; oil in an oil tank is heated, the heated oil flows into the heat exchanger tester, the oil after heat exchange flows into an oil storage tank to form the circulating oil system; the circulating water system and the circulating oil system respectively realize closed circulating and are used for testing heat transfer coefficients and resistance characteristics of the heat exchanger. The test system can test heat transfer and flow resistance characteristics of the air cooling device and an oil cooling device, can realize water cycle utilization and greatly saves resources.

The invention discloses a temperature-controllable dry and wet-open and closed integrated cooling tower system which comprises a cooling tower, an automatic controller, an open cooling tower water inlet pipeline, a closed cooling tower water inlet pipeline, a heat release equipment cooling water return pipeline, an open cooling tower water outlet pipeline, a closed cooling tower water outlet pipeline, and a heat release equipment cooling water supply pipeline, wherein the automatic controller is used for controlling running of a variable frequency motor of the cooling tower and starting or stopping of a circulating water pump; and the automatic controller is also used for controlling the conduction paths of the pipelines by controlling a three-way reversing valve. According to the integrated cooling tower system, surrounding air can be fully utilized to perform a cooling operation in summer, the high-efficiency cooling effect of cooling water is achieved on the basis of effectively preventing frostbite in winter, open and closed heat exchange modes can be switched from one another and can be also combined for operation, and the high-efficiency heat exchange of the cooling tower is achieved.

The invention discloses a full-automatic intelligent production line for PVC pipes. The production line comprises a feeding machine, an extruder, an extrusion die, a sizing sleeve, a spraying vacuum shaping box, a traction machine, a cutting device, a side turning device, an infrared scanning detector, a code spraying machine, a pipe stacking frame and an industrial personal computer, wherein a spraying device and a waste water recycling device are arranged in the spraying vacuum shaping box, and the cutting device is composed of a cutting machine frame, bearings, a screw, a first motor, a nutseat, a fixing rod, a second motor and a cutting knife; a pressing device is arranged on the cutting machine frame; and the side turning device is composed of a side turning machine frame, a connecting shaft, a side turning plate and a third air cylinder, a U-shaped groove is formed in the side turning plate, a weight sensor is arranged in the U-shaped groove, and the infrared scanning detector and the code spraying machine are arranged on the side turning machine frame. The full-automatic intelligent production line has the beneficial effects of being simple in structure and high in practicability.

The invention discloses a closed type circulating water breeding method of hexagrammos otakii. The method includes the steps of selecting a breeding water source, establishing a breeding environment, controlling the breeding density and the breeding water temperature, adjusting the breeding water quality, adjusting and controlling breeding water oxygen dissolution, selecting and putting in breeding bait, managing breeding sub-ponds, and preventing and controlling breeding diseases. An oxygen and water mixer is added to the tail end of a water processing device, an oxygen dissolution probe and an emergency gas chamber are added in a breeding pond, and an ultraviolet lamp box is communicated between a biological pond and the oxygen and water mixer. The breeding environment is controllable, closed type circulating water processing facilities are complete, the continuous optimism of the breeding environment is ensured, the water temperature is controllable, the fluctuation of the breeding water temperature is avoided, matched feed is put in, bait waste is avoided, the bait coefficient is decreased, the breeding economic benefits are improved, fish separating operation is conducted at the right moment according to the breeding conditions, polarization is avoided, the yield is increased, the breeding cycle is shortened, the time to market can be controlled, and economic benefits are improved.

The invention provides a system and a method for obtaining a fiber material equivalent maximum aperture on the basis of measurement. The system comprises a measurement chamber 28, an air processing system, an image control system 11 and a central processing system 12. Through steps of regulating a constant-temperature constant-humidity environment, collecting a porous material water adsorption image, measuring water weight change and the like, factors, including a material surface water evaporation rate, and the like, are combined to establish a fractal model, and finally, the equivalent maximum aperture of the porous material is calculated. By use of the invention, a system capable of combining real-time dynamic image collection and weight collection is used for quickly, continuously, automatically and synchronously observing a material water adsorption process so as to obtain the porosity and the permeability of the aperture. In virtue of a fractal theory, connection between the macroscopical water adsorption characteristics (water adsorption height/ weight) of the material and the microstructure parameter of the material is established so as to obtain the microstructure characteristics of the material, experiment accuracy is improved, and a surface evaporation rate obtained by an experiment is introduced to improve model prediction accuracy.

The invention provides an insulating electric kettle. The kettle comprises a kettle body, heating elements, a water boiling heating circuit and an insulation heating circuit, wherein the heating elements are connected in the water boiling heating circuit in series; the insulation heating circuit comprises a kick type temperature controller and a PCB board for controlling power of the heating elements, which are connected in series; and the heating elements are simultaneously connected in the insulation heating circuit in series, so that heating elements simultaneously have functions of water boiling heating and insulating. The kettle reduces power when a heating tube works by utilizing the characteristic of the PCB board, or power reduction on the PCB board can be set into an adjustable mode, thereby realizing insulation of water in different capacities. The kick type temperature controller is an automatic reset temperature controller, and the operating temperature of the controller can be set according to requirement of different users so as to realize controllable water temperature. The insulating electric kettle has the advantages of simple and reasonable structure, high heat utilization rate, low cost, wide application range (such as households, hotels, tea houses and the like), and is applicable to mass production.

The invention relates to a vaginal douching bed which comprises a base. A seat and a douching water tank are fixedly arranged on the base, a waste liquid bucket is arranged on the base, the seat comprises a cushion, a backrest and handrails, a detachable waste liquid collecting water tank is arranged on the lower portion of the cushion, the bottom of the waste liquid collecting water tank is connected with the waste liquid bucket through a waste liquid pipeline, the seat is connected with a douching device through a support rod, the douching device comprises a control handle and a douching head which are connected, the control handle is connected with the douching water tank and the waste liquid pipeline separately, pedals are arranged at the tail ends of the handrails, a controller is arranged in the control handle, a temperature sensor, a pressure sensor, a water pump and a heater are arranged in the douching water tank, a signal input end of the controller is connected with the temperature sensor and the pressure sensor separately, a signal output end of the controller is connected with the water pump and the heater separately. Accordingly, the cleaning effect is very good, clothes of a patient cannot be wet, and the vagina of the patient can be cleaned thoroughly.

The invention discloses an energy storage device for air compressor waste heat reuse and relates to an air compressor technology. The energy storage device mainly comprises an air compressor room formounting an air compressor, and the air compressor room is internally provided with a cooling device connected with the air compressor. A hot water absorbing tank and a water pump are arranged at thetop of the air compressor room, and the air compressor room is internally provided with a heat energy converting mechanism which comprises a support, a cylinder body arranged on the support, and a piston arranged in the cylinder body and capable of sliding. A rotary shaft is fixed to the middle of the cylinder body and rotatably connected with the support, and the interior of the cylinder body isdivided into a first cavity body and a second cavity body through the piston. The first cavity body and the second cavity body are internally provided with expanding agents correspondingly, and the expanding agents are liquid which achieves thermal expansion. A water inlet is formed in the upper portion of the hot water absorbing tank, and a water outlet is formed in the bottom of the hot water absorbing tank. The water outlet is connected with the water pump, and the cylinder body drives the water pump to operate when rotating along the rotary shaft. Waste heat generated by the air compressoris absorbed and stored through the hot water absorbing tank, and the hot water absorbing tank can serve as a water source for washing of workers in a plant area.

A heat exchange system includes a water flow casing shaped like an open box and having a flow space defined therein and water inlet/outlet pipes for guiding a water into the flow space or for guiding the water out of the flow space, a thermoelectric cooling chip fastened to the open side of the water flow casing with the cold side facing toward the flow space for cooling the water, a heat dissipating unit fastened to the opposing hot side of the thermoelectric cooling chip for dissipating heat from the thermoelectric cooling chip, and a water pump adapted for pumping the water through the water inlet/outlet pipes and flow space of the water flow casing for cooling.

The invention discloses a self-circulating sterilization constant-temperature anti-explosion aquarium which comprises a cabinet. One side of the upper end of the cabinet is fixedly connected with a water collection tank, the middle of the cabinet is fixedly connected with a glass jar through a load bearing column, and a sewage outlet is formed on one side of the cabinet. By arranging a filter as aprefilter, supplemented water is ensured not to contain harmful substances; by arranging a clarifying filter, cyclic filtering can be realized; a water quality stabilizer, a flocculant and algicide are added to improve water quality and to sterilize, deodorize and filter; a metal filter net is arranged to filter excreta and deposit feed mixed in water; precipitate is discharged from the sewage outlet; the aquarium can build aquatic life ecology, the water is high in oxygen content, few in bacterial microorganism and phycomycetes, clear in water quality, easy-to-clean in excreta and deposit feed and easy-to-control in water temperature, constant fish activity temperature can be maintained, resistivity and body function of fishes can be improved, and appetite, fertility and activity of thefishes are all improved.

The invention provides a water cooled centrifugal machine of a pipe die sleeve applied to a long tube drawing/heating grating system, wherein the water cooled centrifugal machine facilities water temperature control and is long in pipe die service life, high in productivity, low in equipment failure rate and high in pipe quality. The cooling concept and the equipment structure are brand new and subversive changes; water temperature seriously influences pipe quality and service life of the pipe die, but water temperature can be controlled easily by making the distance between the pipe die and the pipe die sleeve small and applying all cooling water to cooling. The wall of the pipe die is thin, which is favorable for prolonging the service life of the pipe die and improving productivity. No steam layers is arranged on the outer surface of the pipe die, thereby being favorable for improving productivity. The temperature of the pipe die can be controlled easily, thereby being favorable for prolonging the service life of pipe die. The water cooled centrifugal machine is not provided with pipe die supporting wheels or pinch rollers, so there is no possibility of soaking of the supporting wheels and pinch rollers, and the failure rate is low. In addition, the water cooled centrifugal machine is not provided with a centrifugal machine head, so there is no possibility of soaking of the centrifugal machine head, and the failure rate is low. The pipe die sleeve travels at different speed at different stages so the wall thicknesses of produced pipes are uniform.

The invention discloses a novel solar water heating system comprising a solar water heater body and further comprising a water storage tank and a control system. The water storage tank is connected with a water tank of the solar water heater body through a water inlet pipe and a water outlet pipe. One ends of the water inlet pipe and the water outlet pipe are connected to the two sides of the water tank of the solar water heater body correspondingly, and the other ends of the water inlet pipe and the water outlet pipe are connected to the two sides of the water storage tank correspondingly. An electromagnetic valve A is arranged on the side, close to the water storage tank, of the water inlet pipe. An electromagnetic valve B is arranged on the side, close to the water storage tank, of the water outlet pipe. A water temperature and water level sensor is arranged inside the water storage tank. The water storage tank is sleeved with a detachable heat preservation layer. A water adding pipe and a water using pipe are further arranged on the water storage tank. An electromagnetic valve C is arranged on the water adding pipe. The control system is connected with a water temperature and water level sensor of the solar water heater body, the electromagnetic valve A, the electromagnetic valve B, the water temperature and water level sensor and the electromagnetic valve C independently, water scale and water boiling for a long time can be effectively prevented, and thus the vacuum heat collection pipe type solar water heating system is used more safely and conveniently.

The invention relates to a three-dimensional breeding method for lotus roots, earthworms, loach and penaeus vannamei. The method utilizes farmyard manures in Handan prefecture for earthworm breeding,and utilizes the earthworms and regional resources opisthopappus taihangensis to feed the loach and penaeus vannamei, the manures produced by loach breeding and wormcast are used for planting the lotus roots, the loach can not only feed on animal and plant baits and fragments, but also eat penaeus vannamei manures, the loach bores in lotus root fields, which is beneficial to water temperature control and full absorption of earthworm feces by the lotus roots, during lotus root cultivation process, a good environment is provided for the loach and penaeus vannamei, and an efficient and energy-saving aquatic breeding mode is formed.

The invention provides an LNG automobile air conditioner exchanger controllable in water quantity and water temperature. A plurality of cavities with the two ends being sealed are combined in parallel to form a whole, a pipeline in each cavity extends out of the cavity in a penetrating mode to form a pipe I and a pipe II, the two ends of each cavity are provided with a port I and a port II respectively, and the pipe II and the port I of the cavity I serve as a water outlet and a gas inlet respectively. The connecting mode of the cavity I and the cavity II is that the pipe I of the cavity I is connected with the port I of the cavity II in series, and the port II of the cavity I is connected with the pipe I of the cavity II in series. The pipe II of the cavity III is connected with the pipe I of the cavity II in series, the port I of the cavity III is connected with the port II of the cavity II in series, for the rest cavities, the ports I are connected with the ports II correspondingly, the pipes I are connected with the pipes II correspondingly, the port II at the tail end serves as a water inlet, and the pipe I at the tail end servers as a gas outlet. A branch port I is additionally formed in the end face of the cavity II. LNG enters the exchanger, cold energy recovery can be conducted on the LNG with the low temperature being -150 DEG C, heat exchange is conducted through internal circulating water, the circulating water is circulated through a water pump, and refrigeration is conducted immediately after the circulating water flows through the exchanger.

The invention discloses a heating method of an electronic grade hydrofluoric acid distillation system. The method includes the steps of: introducing an ordinary hydrofluoric acid into a distillation liner, then conducting water bath heating distillation, cooling the formed steam by a condenser and a cooler to form liquid, letting the liquid flow into a collecting tank for collection uniformly, letting the cooled water and distilled water flow back to a heating control tower again through a first return pipe and a second return pipe, and carrying out the next batch distillation of ordinary hydrofluoric acid solution. The heating method provided by the invention has simple steps, not only can reduce the temperature difference between a heating medium and a medium, is easy to control, but also lowers the temperature of steam condensate after heat exchange, reduces the waste of energy and decreases the steam consumption by 20%.

The invention discloses a vermicelli cooking device. The device comprises a vermicelli cooking pool and a hearth arranged at one end of the vermicelli cooking pool, and the vermicelli cooking pool heat pipe is provided with a radiating pipe communicating with the hearth. The invention has advantages of simple device structure and easiness for controlling water temperature; and vermicelli (sheet, filament) has boiling resistance, good taste, smooth and fat surface and good product quality; the cooked vermicelli is easy for dredging and neat; besides, the device has high production efficiency and low labor intensity, and can realize large-scale production.

The invention discloses a gutta-percha separator. The gutta-percha separator comprises a frame, wherein a water tank is arranged on the frame and extends downwards from an opening at the upper end of the frame; the upper end of the side wall of the water tank is fixedly connected with the frame; a separating drum is horizontally arranged above the water tank and comprises a separating drum main body and a supporting shaft which is horizontally arranged and fixedly connected with the separating drum main body; separating holes are formed in the side wall of the separating drum main body; the two ends of the supporting shaft are respectively supported through bearings and arranged inside two bearing seats on the frame; the two bearing seats are respectively arranged on the two sides of the water tank; mixing blades are arranged on the inner wall of the separating drum main body; a driving device for driving the separating drum to rotate is arranged on one side of the frame. The separating drum is used to wash off non-latex substances from the bark of eucommia in the separating drum main body as the separating drum is rotated in the water tank, so that the gutta-percha separator is ingenious in structure, good in washing and separating effect, incapable of causing any damage to the gutta-percha, furthermore clean and environment-friendly.