16 results about "Surface condenser" patented technology

The invention discloses a power station cooling system utilizing surplus cooling capacity at night and an operation method of the power station cooling system. The power station cooling system comprises an original cooling device, a surface condenser, a layered reservoir, a condenser cooling loop and a night cold accumulation loop. The original cooling device is a cooling tower I comprising two sets of cooling assemblies, or is a direct air cooling and condensing system and a cooling tower II comprising a set of cooling assembly; cooling water on the upper layer of the layered reservoir is cooled by a set of cooling assembly through a night cold storage loop and then stored at the bottom of the layered reservoir, and environmental cold energy is stored by utilizing the surplus heat exchange capacity of a power plant at night; surface type condenser outlet cooling water is cooled by a cooling tower through a condenser cooling loop, is mixed with low-temperature cooling water stored at night, and is introduced into a surface type condenser inlet; or the water supply of the cooling tower to the surface type condenser is cut off, and the low-temperature cooling water stored at night is fully introduced into the surface type condenser, so that the insufficient cooling capacity in the peak period in the daytime is compensated, and the cross-period transfer of the cooling capacity is realized.

Power electronic equipment comprises a power box body internally provided with a heating device, a heat dissipation box body fixed to one side of the power box body, and a two-phase flow heat dissipation device vertically arranged in the heat dissipation box body. The power box body is provided with a first side plate, the upper portion of the first side plate is provided with an inner concave portion, one side of the heat dissipation box body is provided with an opening, the opening side of the heat dissipation box body is attached to the outer side of the first side plate, the two-phase flow radiator comprises an evaporator, a condenser and a connecting cavity connecting the evaporator and the condenser, and the evaporator is attached to the outer surface of the lower portion of the first side plate. The condenser is located above the evaporator and arranged in the inner concave part, an air inlet is formed in the lower portion of the heat dissipation box body, and an air outlet is formed in the upper portion of the heat dissipation box body. The power electronic equipment is high in heat dissipation efficiency, compact in structure and capable of adapting to various installation angles and installation directions in the range from the vertical direction to the horizontal direction, and the application flexibility and scene adaptability of the power electronic equipment are improved.

The invention discloses a pipe and plate combined triple-effect countercurrent 32-50% caustic soda evaporation process and device, and belongs to the field of caustic soda production, the pipe and plate combined triple-effect countercurrent 32-50% caustic soda evaporation device comprises an evaporation unit, a heat exchange unit, a condensate water recovery unit and a vacuum unit; the evaporation unit comprises a first-effect tubular falling film evaporator, a matched first-effect separation chamber, a second-effect plate-type evaporator, a matched second-effect separation chamber, a third-effect plate-type evaporator, a matched third-effect separation chamber and a surface condenser; new steam is introduced into a shell pass of a heating chamber of the first-effect tubular falling film evaporator, a secondary steam outlet of the first-effect separation chamber is connected with a heating side inlet of the second-effect plate-type evaporator, a secondary steam outlet of the second-effect separation chamber is connected with a heating side inlet of the third-effect plate-type evaporator, and a secondary steam outlet of the third-effect separation chamber is connected with the surface condenser. The device has the effects of improving the heat energy utilization efficiency and reducing the energy consumption.

The application discloses a steam turbine exhaust steam cooling device and belongs to the technical field of steam turbines. The device solves the problem of poor air cooling effect of the steam turbine exhaust steam, which leads to high exhaust pressure and affects the production efficiency of the device. The steam turbine exhaust steam cooling device comprises a steam turbine, an exhaust steam pipeline, a cooling mechanism, a surface condenser and a condensate tank. The input end of the exhaust steam pipeline is communicated with the steam turbine, and the output end is communicated with the input end of the surface condenser. The output end of the surface condenser is communicated with the condensate tank. The cooling mechanism is arranged on the exhaust steam pipeline and can cool the exhaust steam passing through the exhaust steam pipeline. In use, the cooling mechanism can cool the exhaust steam flowing through the exhaust steam pipeline, the cooled exhaust steam is cooled again in the surface condenser, and the exhaust steam is cooled into condensate water and then enters the condensate tank. The application can cool the exhaust steam, reduce the exhaust steam pressure, avoid the device running at a reduced load, improve the production efficiency of the device and avoid economic losses caused by the device running at a reduced load.

The utility model discloses a piece alkali concentration two -effect two -time steam recycling system, and two -effect heat exchanger's material inlet communicates with material input pipeline, and two -effect heat exchanger's material outlet communicates with two -effect evaporation chamber's material inlet, and two -effect evaporation chamber's material outlet communicates with the material inlet of final heat exchanger, and the material outlet of final heat exchanger communicates with the material inlet of final evaporation chamber, and the material outlet of final evaporation chamber communicates with the inlet of flash tank, and the steam outlet of final evaporation chamber communicates with the steam inlet of two -effect heat exchanger, and the steam outlet of two -effect heat exchanger communicates with the hot medium inlet of surface condenser, and the hot medium outlet of surface condenser communicates with the inlet pipeline of condensate recovery tank, and the water outlet of sewage adjusting pool is connected with the inlet pipeline of self -induction jar, and the outlet of self -induction jar communicates with the cold medium inlet pipeline of surface condenser through circulating pump, and the cold medium outlet of surface condenser is connected with the inlet pipeline of radiator, and the radiator is placed in sewage adjusting pool.

The application provides a surface cooler control method and device and an air conditioner. The method comprises the following steps: obtaining the running condition and running parameters of the air conditioner; the running condition comprises heating operation and refrigeration operation, and the running parameters comprise the surface cooler cold water inlet temperature, the surface cooler hot water inlet temperature, the surface cooler outlet water temperature, the outlet temperature of the drain pump, the outlet air temperature, the indoor environment temperature and the water level switch state parameter; judging whether the surface cooler has a leakage fault according to the running condition, the running parameters and the preset temperature threshold; and replacing the surface cooler if the surface cooler has the leakage fault. In the control method, multiple temperature values and the water level switch state parameter are detected, and whether the surface cooler has a leakage fault is accurately judged according to the running condition of the air conditioner, the multiple temperature values and the water level switch state parameter, so that the surface cooler can be replaced in time when the surface cooler has a leakage fault, and the excessive water flow of the air conditioner into the user's home is avoided, and the user experience is improved.

The utility model relates to the technical field of combined air conditioners, and discloses a combined air conditioner surface air cooler condensate water recycling system which comprises a collecting pipe used for collecting condensate water of a plurality of combined air conditioner surface air coolers, the collecting pipe is communicated with a collecting box, a partition plate is arranged in the middle of the collecting box and divides the collecting box into a settling cavity and a water purifying cavity, and the settling cavity is communicated with the water purifying cavity. A filter screen plate for communicating the precipitation cavity with the water purification cavity is arranged at the upper part of the partition plate; the collecting pipe is connected to the settling cavity of the collecting box in parallel, and a recycling pump used for being connected to a cooling tower is arranged in the water purifying cavity. The problems that in the prior art, low-temperature condensate water generated by a combined air conditioner surface air cooler is generally directly discharged into a trench and cannot be utilized, and consequently energy and water resources are wasted are solved.

The invention relates to the technical field of condenser construction, in particular to a surface type condenser installation method which comprises the steps of benchmark establishment and rechecking, modular part in-place, assembling and welding, axis and elevation fine adjustment, accessory installation and quality monitoring. According to the invention, the dependence on ultra-large hoisting equipment and the risk of single hoisting are reduced through modular deconstruction and step-by-step in-place.

The application discloses a kind of wheat starch process wastewater MVR evaporation system, including material tank, delivery pump, evaporation device, steam compressor, surface condenser, vacuum pump set, steam delivery pipeline, condensate tank and discharge pipeline, the present application is using mechanical steam re-compression technology in vacuum state to the wheat starch process wastewater is evaporated concentration, under vacuum state, it can effectively reduce the boiling point of process wastewater, so it can be evaporated concentration at lower temperature, simultaneously using mechanical steam re-compression technology secondary steam separated from evaporator is pressurized and heated again as heat source, the primary steam provided by steam source only does supplementary use, to effectively reduce the use amount of primary steam, reduce energy consumption, in addition, using multiple parallel arrangement evaporator, can effectively improve evaporation intensity and evaporation efficiency, reduce equipment investment cost, to effectively reduce enterprise production cost, improve enterprise market competitiveness.

The invention discloses a natural vacuum type seawater desalination system based on mixed condensation and gravity pressurization exhaust, a flash evaporator and a mixed condenser are arranged at positions at a first height and a second height from a to-be-desalinated seawater plane, the first height is not lower than the second height, the arrangement position of a surface condenser is lower than that of the flash evaporator, and the mixed condenser is connected with the mixed condenser. A gas outlet of the flash evaporator is connected to a first inlet of the mixed condenser through the vacuum compressor, an outlet of the mixed condenser is connected to an inlet of a to-be-cooled medium channel of the surface type condenser, and an outlet of the to-be-cooled medium channel is connected to a second inlet of the mixed condenser through first water. The surface type condenser is provided with a cooling medium channel, a cooling medium flows into the cooling medium channel to cool a gas-liquid mixture entering the to-be-cooled medium channel, the to-be-cooled medium channel is provided with an exhaust port, and the gas-liquid mixture entering the surface type condenser is pressurized to one atmospheric pressure through the height difference between the mixed type condenser and the surface type condenser. According to the invention, efficient and continuous emission of non-condensable gas is realized.

The present application relates to a kind of double-back water terminal air conditioner and data center double-back water cooling system, double-back water terminal air conditioner includes shunt device containing flow regulating valve, first surface condenser and second surface condenser, water inlet, terminal secondary pump, low-temperature backwater inlet, high-temperature backwater inlet, return air temperature sensor, high-temperature backwater temperature sensor, supply air temperature sensor, controller.By being set in double-back water terminal air conditioner inside two surface condensers or being set in the middle of multilayer surface condenser shunt branch pipe, by adjusting the flow of flow regulating valve, so that the outlet temperature of high-temperature backwater inlet is higher than outdoor air wet bulb temperature and close to double-back water terminal air conditioner return air temperature, so that the low-temperature chilled backwater shunted from the middle is sent into low-temperature backwater pipeline and directly delivered to chiller evaporator, and the high-temperature backwater from high-temperature backwater inlet then enters high-temperature backwater pipeline, and then directly enters high-efficiency closed cooling tower and is fully naturally cooled, greatly reduce the energy consumption of entire data center water cooling system.

This application relates to a surface cooler for a computer room air conditioner, belonging to the technical field of air conditioning. It includes a surface cooler box with a frame connected to its inner bottom surface. The frame contains several heat exchange fins spaced apart. Mounting frames are located on both sides of the frame. A lead screw is installed inside the mounting frame on the right side. A moving block is threaded onto the outer wall of the lead screw. An mounting rod is connected to one side of the moving block, and several wiping blocks are connected to one side of the mounting rod. The wiping blocks are positioned between two heat exchange fins. When a drive motor is started, its output drives the lead screw to rotate. The rotation of the lead screw moves the moving block, which in turn moves the mounting rod, which in turn moves the wiping blocks. The wiping blocks, positioned between two heat exchange fins, can wipe the fins, preventing dust accumulation, ensuring heat exchange efficiency, and thus extending the service life of the surface cooler.

The utility model discloses an online flushing water ring device for a double-flange liquid level meter of a steam turbine surface cooler, which comprises a flushing water ring arranged at a liquid level meter below two liquid level sensors of the double-flange liquid level meter for detecting low liquid level, and desalted water is introduced into the flushing water ring. And the flushing water ring sprays demineralized water to a liquid level sensing diaphragm of the double-flange liquid level meter for flushing. The flushing water ring controls the supplied demineralized water through a water inlet primary valve. A water inlet secondary valve is arranged at the rear end of the water inlet primary valve in the desalted water supply direction, the water inlet primary valve and the water inlet secondary valve are connected through a water pipe, and a bypass exhaust valve is arranged on the water pipe. By means of the flushing water ring device and the flushing control structure, the problem that the liquid phase pipeline of the double-flange liquid level meter of the surface air cooler is blocked on line under the condition that a steam turbine is not stopped is solved.

The utility model belongs to the technical field of pipe fitting fixing, and discloses a surface air cooler pipe fitting fixing structure and a surface air cooler. The surface air cooler pipe fitting fixing structure comprises a frame body and a pipe sleeve assembly, a via hole is formed in the frame body corresponding to a pipe fitting, specifically, the frame body is a plate, heat exchange devices in a surface air cooler are surrounded by the multiple plates, and the frame body can play a role in bearing the heat exchange devices in the surface air cooler and can also play a role in protecting the heat exchange devices in the surface air cooler; the pipe sleeve assembly comprises a pipe sleeve, a first limiting piece and a second limiting piece, at least part of the pipe fitting is embedded into the via hole, the first limiting piece and the second limiting piece are both connected with the pipe sleeve, the first limiting piece can abut against the end face of one side of the via hole, the second limiting piece can abut against the end face of the other side of the via hole, and the pipe fitting penetrates through the pipe sleeve in an interference mode so as to be fixed by the pipe sleeve in the axial direction. According to the surface air cooler pipe fitting fixing structure, in the working process of the surface air cooler, direct contact with the frame body is avoided when vibration occurs, then the pipe fitting is prevented from being abraded, and the service life of the pipe fitting is prolonged.

The invention discloses a two-stage proton exchange membrane fuel cell water recovery device, and belongs to the technical field of proton exchange membrane fuel cell waste gas treatment. The system comprises a condensate water recovery loop and a spray water circulation closed loop, two-stage condensation dehydration is adopted in the condensate water recovery loop, a direct-injection contact condensing tower is firstly used for rapidly removing most of water vapor, direct-injection atomization is used for enhancing heat exchange, compared with traditional condensation, the unit energy consumption is lower, then a surface condenser is used for secondary fine dehydration, and it is guaranteed that the dehydration recovery benefit is maximized. By means of two-stage temperature cooling, loads on a cooling machine and a cooling tower are reduced, cooled condensate water serves as spraying water and is collected to the central buffer water tank together with the condensate water to be cooled after being sprayed, only a small amount of water stored in the central buffer water tank needs to be extracted for subsequent spraying condensation, and the condensate water is continuously supplemented into the water tank. Other water sources are not needed, and water balance of the system is achieved.

The utility model relates to the technical field of heat exchange devices, in particular to a surface air cooler and an installation sleeve, which comprise a sleeve, the sleeve is round, a through groove is arranged above the sleeve, the surface air cooler is arranged in the sleeve, the cross section of the surface air cooler is fan-shaped, and the protruding position of the surface air cooler is close to the through groove of the sleeve. By arranging the sleeve, airflow enters from the through groove and is discharged from the two ends of the sleeve, the airflow is more concentrated, the cross section of the surface air cooler is fan-shaped, a cavity exists between the surface air cooler and the round sleeve, and airflow flowing is facilitated.