7results about How to "Reduce the use temperature" patented technology

The invention discloses an energy-saving aluminum hydroxide suspension roasting device and a roasting method thereof. The energy-saving aluminum hydroxide suspension roasting device comprises a cooling assembly, a preheating assembly, a suspension roasting furnace, an SCR reactor, a dryer, a feeding assembly, an exhaust emission assembly and a heat supply device. The cooling assembly comprises a fourth-stage cyclone cooler, a third-stage cyclone cooler, a second-stage cyclone cooler and a first-stage cyclone cooler which are connected in sequence, and an air outlet of the first-stage cyclone cooler is communicated with an inlet of the suspension roasting furnace; the preheating assembly comprises a third-stage preheater, a second-stage preheater, a first-stage preheater and a first-stage preheater which are sequentially connected, the suspension roaster is communicated with the third-stage preheater, the first-stage preheater is communicated with the SCR reactor, the SCR reactor is communicated with the dryer, the dryer is communicated with the first-stage preheater, and the first-stage preheater is communicated with the waste gas emission assembly; the heat supply device can provide heat for the SCR reactor. The heat energy loss can be reduced.

This invention provides an aqueous dewaxing reagent comprising the following components by weight percentage: 0.3-6% surfactant and 0.5-3% composite penetration enhancer, with the balance being water. The composite penetration enhancer is composed of limonene and terpineol, wherein the mass of terpineol is not less than 10% of the total mass of the composite penetration enhancer. The preparation method involves mixing the surfactant, composite penetration enhancer, and water. This invention utilizes a composite penetration enhancer composed of limonene and terpineol, which significantly improves dewaxing speed, reduces temperature dependence, widens the operating temperature window, reduces tissue damage, provides better protection against antigens, and is beneficial for IHC staining.

The invention provides a large-flow gas pressure reduction control device and method. The control device comprises at least one control valve I, an upstream pipeline is connected with a high-pressure gas storage device, a downstream pipeline is connected with a heatable throttling device, and connection and disconnection of a gas transmission pipeline between the high-pressure gas storage device and a low-pressure gas storage device are controlled; the upstream pipeline is connected with the control valve I, the downstream pipeline is connected with the low-pressure gas storage device, and the fluid flow hole diameter of the heatable throttling device is smaller than or equal to the inner diameter of a flow channel of the control valve, so that gas throttling occurs at the heatable throttling device; and an upstream pipeline of the pressure sensor is connected with the low-pressure gas storage device and is used for monitoring the pressure of the low-pressure gas storage device. The heatable throttling device is additionally arranged on the downstream of the control valve, the pressure reduction throttling heat absorption process of large-flow gas is moved to the heatable throttling hole, and the problem that large-flow pressure reduction control cannot be conducted due to the cooling-temperature returning defect of the control valve is solved.

The utility model discloses a water-cooled P-waveband high-power waveguide circulator. The water-cooled P-waveband high-power waveguide circulator comprises a Y-shaped waveguide cavity, an upper microwave circulation assembly and a lower microwave circulation assembly, wherein the upper microwave circulation assembly and the lower microwave circulation assembly are fixedly assembled in the Y-shaped waveguide cavity. Each of the upper microwave annular assembly and the lower microwave annular assembly is provided with a Y-junction type matching step, a hollow cylindrical matching step with one sealed end, a water cooling assembly and a magnetic steel assembly. The water-cooling assembly is provided with a water inlet pipe, a water outlet pipe and a water-cooling main body with a concentric-square-shaped coiled waterway, the water-cooling main body is assembled at the bottom of the cavity of the hollow cylindrical matching step, the water outlet end of the water inlet pipe is connected with a water inlet of the concentric-square-shaped coiled waterway, and the water inlet end of the water outlet pipe is connected with a water outlet of the concentric-square-shaped coiled waterway. According to the utility model, when the circulator continuously works at high power, heat can be continuously dissipated in a water cooling manner, the use temperature of the waveguide circulator is reduced, and the working performance of the waveguide circulator can be effectively ensured.

The utility model discloses a cooling system for a capacitor pool assembly. The cooling system comprises two groups of capacitor pools which are arranged back to back, a heat exchanger and a cooling fan, the two groups of capacitor pools are fixedly connected through a connecting plate, so that a sealing air duct with a certain thickness is formed between the two groups of capacitor pools in the upward direction of a connecting ring, the heat exchanger and the cooling fan are mounted at the bottom of the capacitor pools, the heat exchanger is connected with the sealing air duct, and the cooling fan is connected with the capacitor pools. The cooling fan sends the airflow after heat exchange of the heat exchanger to the internal environment of the power cabinet, or the cooling fan sends the airflow in the internal environment of the power cabinet to the heat exchanger for heat exchange; a plurality of power modules are mounted on the outer side surfaces of the two groups of capacitor pools, a plurality of first openings are formed in the outer side walls of the capacitor pools between the power modules, and a plurality of second openings are formed in the two opposite side surfaces of the two groups of capacitor pools; according to the utility model, the heat accumulation effect is eliminated by optimizing the heat dissipation air duct structure of the capacitor pool, and the use temperature of the capacitor is reduced.

A power battery has a box. The box includes a tray, a liquid cooling plate, and a cold expansion portion. An accommodating space for accommodating cells is provided in the tray. The liquid cooling plate is connected to the tray at an outer surface of at least one of the top and bottom of the tray. A flow channel through which a cooling liquid flows is defined jointly by the liquid cooling plate and the outer surface of the tray. The cold expansion portion is arranged in the flow channel, and is connected to at least one of the tray and the liquid cooling plate. A liquid-passing cross-sectional area of the flow channel corresponding to an expansion region is reduced when the cold expansion portion expands.

The utility model discloses a fresh air preheating device of a solar air conditioner, and relates to the technical field of fresh air systems. Comprising a fresh air system and a preheating device, the preheating device comprises a heating pipe, a first pipe cavity is formed in the heating pipe, the heating pipe is arranged on an air supply pipeline in a sleeving mode through the first pipe cavity, a plurality of metal electric heating pipes are evenly distributed on the outer surface of the heating pipe, a second pipe cavity is formed between a protective shell and the heating pipe, and a control box is arranged on the preheating device. The control box is electrically connected with the fresh air system, the multiple preheating devices are arranged on the air supply pipeline at intervals, the preheating devices are arranged on the basis of the length of the air supply pipeline, and the preheating devices heat the air supply pipeline and air located in the air supply pipeline through metal electric heating pipes, so that cold air entering a room is changed into hot air; while clean air is provided indoors, the indoor temperature is increased, the indoor comfort is improved, the use temperature of a heater and an air conditioner is reduced, and energy conservation and environmental protection are facilitated.