CN218065332U - Condensed water heat recycling system of steam absorption type lithium bromide water chilling unit - Google Patents
Condensed water heat recycling system of steam absorption type lithium bromide water chilling unit Download PDFInfo
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- CN218065332U CN218065332U CN202220786616.6U CN202220786616U CN218065332U CN 218065332 U CN218065332 U CN 218065332U CN 202220786616 U CN202220786616 U CN 202220786616U CN 218065332 U CN218065332 U CN 218065332U
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The application relates to a steam absorption formula lithium bromide cooling water set condensation hydrothermal recycle system includes: the system comprises a condensed water collecting device for collecting condensed water, a condensed water heat conversion device for cooling the condensed water and a water storage supply device for supplying water to a building hot water pipe network, wherein the condensed water heat conversion device is communicated with the condensed water collecting device; the condensed water collecting device comprises a transition heat-preservation water collecting tank for collecting condensed water generated by the heat exchanger and the air conditioner main machine, and a hot water pump is arranged on one side of the transition heat-preservation water collecting tank; the condensed water heat conversion device comprises a heat conversion water storage tank for receiving condensed water pumped by a hot water pump, a first coil pipe for cooling the condensed water is arranged in the heat conversion water storage tank, one end of the first coil pipe is communicated with a first tap water pipeline, and the other end of the first coil pipe is communicated with a water storage supply device. This application has and is difficult for causing the waste when the cooling condensate water, the higher effect of economic benefits.
Description
Technical Field
The application relates to the technical field of waste heat recovery, in particular to a condensation water heat recycling system of a steam absorption type lithium bromide water chilling unit.
Background
The lithium bromide absorption refrigeration compressor unit takes water as a refrigerant, lithium bromide as an absorbent and hot water or steam as a heat source to realize refrigeration, and a large amount of condensed water generated in the refrigeration process is condensed at the temperature of about 70-80 ℃. The high-temperature condensed water still has a large amount of waste heat, and cannot meet the environmental protection requirement when being directly discharged. Therefore, the condensed water needs to be treated to reach the environmental protection standard and then be recycled or discharged.
In the related art, when the condensed water of the heat exchanger and the air conditioner main unit is treated, the condensed water is usually collected into a water pool, and the condensed water is directly diluted by cold water and then is discharged after being cooled.
However, the condensed water of the heat exchanger and the air conditioner main unit is directly diluted with cold water and then discharged, which causes a great deal of waste and poor economic benefit.
SUMMERY OF THE UTILITY MODEL
In order to improve the phenomenon that the processing mode of condensate water can cause a large amount of wastes among the correlation technique, economic benefits is poor, this application provides a steam absorption formula lithium bromide cooling water set condensate water heat recovery utilizes system.
The application provides a steam absorption formula lithium bromide cooling water set condensation hydrothermal recycle system adopts following technical scheme:
a steam absorption type lithium bromide water chilling unit condensation water heat recycling system comprises: the system comprises a condensed water collecting device for collecting condensed water, a condensed water heat conversion device for cooling the condensed water and a water storage supply device for supplying water to a building hot water pipe network, wherein the condensed water heat conversion device is communicated with the condensed water collecting device;
the condensed water collecting device comprises a transition heat-insulation water collecting tank for collecting condensed water generated by the heat exchanger and the air conditioner main machine, and the side wall of the transition heat-insulation water collecting tank is provided with a hot water pump for pumping the collected condensed water to the condensed water heat conversion device;
the condensed water heat conversion device comprises a heat conversion water storage tank for receiving condensed water pumped by a hot water pump, a first coil pipe for cooling the condensed water is arranged in the heat conversion water storage tank, one end of the first coil pipe is communicated with a first tap water pipeline, and the other end of the first coil pipe is communicated with a water storage supply device.
By adopting the technical scheme, the transition heat-insulation water collecting tank is utilized to collect the condensed water generated by the heat exchanger and the air conditioner host, and the hot water pump pumps the water in the transition heat-insulation water collecting tank into the heat conversion water storage tank. Set up first coil in the thermal conversion water storage box, when needs reduce the condensate temperature in the thermal conversion water storage box, open first water supply line to make water supply line to the intraductal water injection of first coil, utilize water heat transfer principle to make and carry out the heat transfer cooling to the condensate water in the thermal conversion water storage box, this kind of cooling mode is difficult for causing the waste. Meanwhile, tap water after water-water heat exchange is stored in the water storage and supply device, and the water storage and supply device supplies water to the building hot water pipe network, so that domestic hot water circulation is formed, the domestic production cost is saved, and the economic benefit is higher.
Preferably, the water storage supply device comprises a heat storage water tank communicated with the first pipe coil, a water supply port is formed in the heat storage water tank, and a water outlet pipe used for supplying water to a building hot water pipe network is arranged at the water supply port.
Through adopting above-mentioned technical scheme, utilize the running water of heat storage water tank after to the water heat transfer to save, the offering of water supply inlet makes can flow in the heat storage water tank, and the setting up of outlet pipe makes the water that the heat storage water tank flows can supply water to building hot water pipe network.
Preferably, still be provided with the second coil pipe that is used for the water in the cyclic heating heat storage water tank in the heat conversion water storage box, heat storage water tank's lateral wall is provided with and is used for pumping the hot water circulating water pump to the second coil pipe with the water in the heat storage water tank, hot water circulating water pump's water inlet communicates in heat storage water tank, hot water circulating water pump's delivery port communicates in the one end of second coil pipe, the other end of second coil pipe communicates in heat storage water tank.
Through adopting above-mentioned technical scheme, when the temperature in the heat storage water tank was not enough to reach preset temperature, hot water circulating water pump began work, and hot water circulating water pump pumps the water in the heat storage water tank to the second coil pipe to the water in the heat storage water tank carries out circulation heating, reaches preset temperature with the temperature that makes in the heat storage water tank, thereby makes the heat energy of the condensate water of storage in the heat conversion water storage box obtain rational utilization.
Preferably, be provided with on the heat storage water tank and be used for detecting temperature in the heat storage water tank, and be used for opening and close hot water circulating water pump's first temperature-sensing ware, first temperature-sensing ware and hot water circulating water pump electric connection.
Through adopting above-mentioned technical scheme, the temperature in the heat storage water tank is convenient for observe in setting up of first temperature-sensing ware, and when first temperature-sensing ware detects out the temperature in the heat storage water tank and is less than preset temperature, first temperature-sensing ware transmission signal to hot water circulating pump, and hot water circulating pump begins work after receiving the signal from first temperature-sensing ware to make hot water circulating pump can realize opening and close according to the temperature in the heat storage water tank.
Preferably, the lateral wall of heat storage water tank is provided with the steam pipe that is used for the auxiliary heating, the steam pipe intercommunication heat storage water tank.
Through adopting above-mentioned technical scheme, when the water in the heat storage water tank needs to be heated, the steam pipe is opened to make the steam pipe pour into the heat storage water tank with steam and carry out the auxiliary heating.
Preferably, the side wall of the heat storage water tank is further provided with a second tap water pipeline used for reducing the temperature of water in the heat storage water tank, and the second tap water pipeline is communicated with the heat storage water tank.
Through adopting above-mentioned technical scheme, when the temperature of the water in the heat storage water tank was too high, open second water supply pipeline to make second water supply pipeline pour into the running water cooling into in the heat storage water tank.
Preferably, the outlet that is used for discharging the condensate water is seted up to the bottom of thermal conversion water storage box, drain mouth department is provided with the control by temperature change drain valve who is used for opening and close the outlet, the lateral wall of thermal conversion water storage box is provided with the temperature that is used for detecting the condensate water in the thermal conversion water storage box, and is used for opening and close control by temperature change drain valve's second temperature-sensing ware, second temperature-sensing ware and control by temperature change drain valve electric connection.
Through adopting above-mentioned technical scheme, the temperature of the interior condensate water of thermal conversion water storage box is convenient for observe by the setting of second temperature-sensing ware, and when the temperature that the second temperature-sensing ware detected the interior condensate water of thermal conversion water storage box was less than the environmental protection standard temperature of emission, second temperature-sensing ware transmission signal to control by temperature change drain valve, control by temperature change drain valve begins to open after receiving the signal from the second temperature-sensing ware to discharge refrigerated condensate water.
Preferably, a pressurized water pump for pressurizing is arranged on the water outlet pipe.
Through adopting above-mentioned technical scheme, the setting up greatly increased heat storage water tank's water supply water pressure of pressure water pump, and make heat storage water tank's water supply water pressure keep stable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. and collecting the condensed water into the transition heat-preservation water collecting tank, and pumping the condensed water collected into the transition heat-preservation water collecting tank into the heat conversion water storage tank by using the hot water pump. By opening the first tap water pipeline, tap water flows through the first coil pipe to cool condensed water stored in the heat conversion water storage tank, and the hot water circulating pump pumps water in the heat storage water tank to enter the second coil pipe so as to enable the water in the heat storage water tank to circulate to enter the second coil pipe for heating. The temperature of the condensed water in the heat conversion water storage tank is reduced to the environment-friendly standard temperature of discharge by utilizing the principle of water-water heat exchange, the hot water after the water-water heat exchange is stored in the heat storage water tank and can be reused to supply a domestic hot water system of a building, domestic hot water circulation is formed, the waste heat of the condensed water is fully utilized, waste is not easy to cause, the cost of domestic production is saved, and the economic benefit is higher;
2. through setting up second water supply pipeline at heat storage water tank's lateral wall, when the temperature in the heat storage water tank was too high, the second water supply pipeline was opened to the accessible, and the running water reduces the temperature in the heat storage water tank behind the heat storage water tank of pouring into to the temperature in the order heat storage water tank can be adjusted, thereby is in relatively homothermal state when making heat storage water tank supply water to the building.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
fig. 2 is a partial sectional view in the present embodiment.
Description of the reference numerals: 1. a heat exchanger; 2. an air conditioner main machine;
3. a condensed water collecting device; 31. a transition heat-preservation water collecting tank; 301. a first transition heat preservation water collecting tank; 302. a second transition heat preservation water collecting tank; 32. a hot water pump;
4. a condensed water heat conversion device; 41. a thermal conversion water storage tank; 42. a first coil pipe; 43. a first tap water pipe; 44. a first solenoid valve; 45. a temperature-controlled drain valve; 46. a second temperature sensor; 47. a second coiled tube; 48. a water outlet; 49. a water discharge pipeline;
5. a water storage supply device; 51. a heat storage water tank; 52. a first temperature sensor; 53. a hot water circulating pump; 54. a steam pipe; 55. a second solenoid valve; 56. a second tap water pipe; 57. a third electromagnetic valve; 58. a water supply port; 59. a pressurized water pump; 510. and (4) a water outlet pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
A steam absorption type lithium bromide water chilling unit condensed water heat recycling system, referring to fig. 1, comprises a condensed water collecting device 3 for collecting condensed water, a condensed water heat conversion device 4 for cooling the condensed water and a water storage supply device 5 for supplying water to a building hot water pipe network, wherein the condensed water heat conversion device 4 is communicated with the condensed water collecting device 3, and the water storage supply device 5 is communicated with the condensed water heat conversion device 4.
Referring to fig. 1, the condensed water collecting device 3 includes a transition heat-preservation water collecting tank 31 for collecting condensed water generated by the heat exchanger 1 and the air conditioner main unit 2, a hot water pump 32 for pumping the collected condensed water to the condensed water heat conversion device 4 is disposed on one side of the transition heat-preservation water collecting tank 31, a water inlet of the hot water pump 32 is communicated with the transition heat-preservation water collecting tank 31 through a pipeline, and a water outlet of the hot water pump 32 is communicated with the condensed water heat conversion device 4 through a pipeline.
Referring to fig. 1, a water level sensor for turning on and off the hot water pump 32 is fixedly connected in the transition heat-preservation water collection tank 31, and the water level sensor is electrically connected with the hot water pump 32. When the water level sensor detects that the water level of the condensed water in the transition heat-preservation water collection tank 31 is higher than the set water level, the water level sensor transmits a signal to the hot water pump 32, and the hot water pump 32 starts to work after receiving the signal from the water level sensor, so that the condensed water in the transition heat-preservation water collection tank 31 is pumped to the condensed water heat conversion device 4. In this embodiment, the number of the transition heat-preservation water collection tanks 31 is two, and the two transition heat-preservation water collection tanks 31 are respectively used for collecting condensed water generated by the air conditioner main unit 2 and the heat exchanger 1.
Referring to fig. 1 and 2, the condensed water heat conversion device 4 includes a heat conversion water storage tank 41 connected to the water outlet of the hot water pump 32, and the heat conversion water storage tank 41 is configured to receive the condensed water pumped by the hot water pump 32. A first coil pipe 42 for cooling the condensed water in the heat conversion water storage tank 41 is fixedly connected in the heat conversion water storage tank 41, one end of the first coil pipe 42 is communicated with a first tap water pipeline 43, the other end of the first coil pipe 42 is communicated with the stored water supply device 5, and a first electromagnetic valve 44 for opening and closing the first tap water pipeline 43 is fixedly connected on the first tap water pipeline 43.
Referring to fig. 2, a drain port 48 for draining condensed water is formed at the bottom of the heat conversion water storage tank 41, a drain pipe 49 is fixedly connected to the drain port 48, and a temperature-controlled drain valve 45 for opening and closing the drain pipe 49 is fixedly connected to the drain pipe 49. The side wall of the thermal conversion water storage tank 41 is also fixedly connected with a second temperature sensor 46 for detecting the temperature of condensed water in the thermal conversion water storage tank 41 and opening and closing the temperature control drain valve 45 and the first solenoid valve 44, and the second temperature sensor 46 is electrically connected to the temperature control drain valve 45 and the first solenoid valve 44.
Referring to fig. 2, in this embodiment, when the second temperature sensor 46 detects that the temperature of the condensed water in the heat-conversion water storage tank 41 is higher than 60 ℃, the second temperature sensor 46 transmits a signal to the first electromagnetic valve 44, and the first electromagnetic valve 44 is opened after receiving the signal from the second temperature sensor 46, so as to open the tap water pipeline, so that the tap water pipeline injects water into the first coil 42, and further the condensed water in the heat-conversion water storage tank 41 is subjected to heat exchange and temperature reduction. The environmental standard temperature for discharging the condensed water is 35 ℃, when the second temperature sensor 46 detects that the temperature of the condensed water in the heat-transfer water tank 41 is lower than 35 ℃, the second temperature sensor 46 transmits a signal to the temperature-controlled drain valve 45, and the temperature-controlled drain valve 45 is opened after receiving the signal from the second temperature sensor 46, so as to discharge the cooled condensed water from the drain pipe 49.
Referring to fig. 2, the water storage and supply device 5 includes a hot water storage tank 51 communicated with one end of the first coil pipe 42 away from the first tap water pipe 43, the hot water storage tank 51 is used for receiving water flowing through the first coil pipe, and a first temperature sensor 52 for detecting a temperature of water in the hot water storage tank 51 is fixedly connected to a side wall of the hot water storage tank 51.
Referring to fig. 2, a hot water circulating pump 53 for driving water in the hot water storage tank 51 to be heated in a circulating manner is disposed at one side of the hot water storage tank 51, and the hot water circulating pump 53 is electrically connected to the first temperature sensor 52. The water inlet of the hot water circulating pump 53 is communicated with the hot water storage tank 51 through a pipeline, the heat conversion water storage tank 41 is fixedly connected with a second coil pipe 47 for circularly heating water in the hot water storage tank 51, the water outlet of the hot water circulating pump 53 is communicated with one end of the second coil pipe 47 through a pipeline, and the other end of the second coil pipe is communicated with the hot water storage tank 51. In this embodiment, when the first temperature sensor 52 detects that the temperature of the water in the hot water storage tank 51 is lower than the preset temperature by 60 ℃, the first temperature sensor 52 transmits a signal to the hot water circulating pump 53, the hot water circulating pump 53 starts to operate after receiving the signal, and the hot water circulating pump 53 pumps the water in the hot water storage tank 51 to the second coil 47 for circulating heating.
Referring to fig. 2, a steam pipe 54 for auxiliary heating is further fixedly connected to a side wall of the hot water storage tank 51, a second electromagnetic valve 55 for opening and closing the steam pipe 54 is fixedly connected to the steam pipe 54, and the second electromagnetic valve 55 is electrically connected to the first temperature sensor 52. In this embodiment, when the first temperature sensor 52 detects that the temperature of the water in the hot water storage tank 51 is lower than the preset temperature of 60 ℃, and the cycle heating time is not reached to the preset temperature of 60 ℃ after exceeding five minutes, the first temperature sensor 52 transmits a signal to the second electromagnetic valve 55, the second electromagnetic valve 55 is turned on after receiving the signal, so as to turn on the steam pipe 54, and the steam pipe 54 injects steam into the hot water storage tank 51 for auxiliary heating until the temperature reaches the preset temperature of 60 ℃.
Referring to fig. 2, a second tap water pipe 56 for reducing the temperature of water in the hot water tank 51 is fixedly connected to a side wall of the hot water tank 51, and the second tap water pipe 56 is communicated with the hot water tank 51. A third electromagnetic valve 57 for opening and closing the second tap water pipe 56 is fixedly connected to the second tap water pipe 56, and the third electromagnetic valve 57 is electrically connected to the first temperature sensor 52. In this embodiment, when the first temperature sensor 52 detects that the temperature of the water in the hot water storage tank 51 is higher than 65 ℃, the first temperature sensor 52 transmits a signal to the third electromagnetic valve 57, and the third electromagnetic valve 57 is opened after receiving the signal from the first temperature sensor 52, so as to open the second tap water pipe 56, so that the second tap water pipe 56 injects the tap water into the hot water storage tank 51 to reduce the temperature until the temperature reaches the preset temperature of 60 ℃.
Referring to fig. 2, a water supply port 58 is formed at the bottom of the hot water storage tank 51, a water outlet pipe 510 for supplying water to a building hot water pipe network is fixedly connected to the water supply port 58, and a pressurized water pump 59 for pressurizing is fixedly connected to the water outlet pipe 510.
The implementation principle of the application is as follows:
the condensed water of the heat exchanger 1 and the air conditioner main unit 2 is collected in the transition heat-preservation water collection tank 31, and the condensed water in the transition heat-preservation water collection tank 31 is pumped to the heat conversion water storage tank 41 through the hot water pump 32 to be stored. By opening the first tap water pipe 43, tap water flows through the first coil pipe 42 to cool the condensed water stored in the thermal conversion water storage tank 41, the hot water circulating water pump 53 pumps water in the hot water storage tank 51 to enter the second coil pipe 47, so that the water in the hot water storage tank 51 circulates to enter the second coil pipe 47, and the temperature of the condensed water in the thermal conversion water storage tank 41 is reduced to the environmental standard temperature of discharge by using the water-water heat exchange principle.
When the temperature of the condensed water in the heat conversion water storage tank 41 is lower than the discharged environment-friendly standard temperature, the temperature-controlled drain valve 45 is opened to discharge the cooled condensed water.
The bottom of the heat storage water tank 51 is communicated with a water outlet pipe 510, and the water outlet pipe 510 is communicated with a building hot water pipe network, so that water stored in the heat storage water tank 51 after heat exchange is delivered to a hot water point used by a user.
Through the principle of water-water heat transfer, discharge after reaching emission standard with the condensate cooling, and the running water after the heat conversion can reuse, supplies the life hot water system of building, forms life hot water circulation, and this kind of mode has fully utilized the waste heat of condensate, is difficult for causing the waste, has practiced thrift life production's cost, and economic benefits is higher.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a steam absorption formula lithium bromide cooling water set condensation hydrothermal recycle system which characterized in that includes: the system comprises a condensed water collecting device (3) for collecting condensed water, a condensed water heat conversion device (4) for cooling the condensed water and a water storage supply device (5) for supplying water to a building hot water pipe network, wherein the condensed water heat conversion device (4) is communicated with the condensed water collecting device (3), and the water storage supply device (5) is communicated with the condensed water heat conversion device (4);
the condensed water collecting device (3) comprises a transition heat-preservation water collecting tank (31) for collecting condensed water generated by the heat exchanger (1) and the air-conditioning main unit (2), and a hot water pump (32) for pumping the collected condensed water to the condensed water heat conversion device (4) is arranged on one side of the transition heat-preservation water collecting tank (31);
the condensed water heat conversion device (4) comprises a heat conversion water storage tank (41) used for receiving condensed water pumped by a hot water pump (32), a first coil pipe (42) used for cooling the condensed water is arranged in the heat conversion water storage tank (41), one end of the first coil pipe (42) is communicated with a first tap water pipeline (43), and the other end of the first coil pipe (42) is communicated with a water storage supply device (5).
2. The condensed water heat recycling system of the steam absorption type lithium bromide water chilling unit according to claim 1, wherein the water storage and supply device (5) comprises a hot water storage tank (51) communicated with the first pipe coil, a water supply port (58) is opened on the hot water storage tank (51), and a water outlet pipe (510) for supplying water to a building hot water pipe network is arranged at the water supply port (58).
3. The system for recycling condensed water heat of the steam absorption type lithium bromide water chilling unit according to claim 2, wherein a second coil (47) for circularly heating water in the hot water storage tank (51) is further arranged in the heat conversion water storage tank (41), a hot water circulating pump (53) for pumping water in the hot water storage tank (51) to the second coil (47) is arranged on the side wall of the hot water storage tank (51), a water inlet of the hot water circulating pump (53) is communicated with the hot water storage tank (51), a water outlet of the hot water circulating pump (53) is communicated with one end of the second coil (47), and the other end of the second coil (47) is communicated with the hot water storage tank (51).
4. The system for recycling condensed water heat of the steam absorption type lithium bromide water chilling unit according to claim 3, wherein a first temperature sensor (52) for detecting the temperature of water in the hot water storage tank (51) and opening and closing a hot water circulating water pump (53) is arranged on the hot water storage tank (51), and the first temperature sensor (52) is electrically connected with the hot water circulating water pump (53).
5. The system for recycling the condensed water heat of the steam absorption type lithium bromide water chilling unit according to claim 2, characterized in that a steam pipe (54) for auxiliary heating is arranged on the side wall of the hot water storage tank (51), and the steam pipe (54) is communicated with the hot water storage tank (51).
6. The condensed water recycling system of a steam absorption type lithium bromide water chilling unit according to claim 2, characterized in that the side wall of the hot water storage tank (51) is further provided with a second tap water pipe (56) for reducing the temperature of water in the hot water storage tank (51), and the second tap water pipe (56) is communicated with the hot water storage tank (51).
7. The system for recycling the condensed water heat of the steam absorption type lithium bromide water chilling unit according to claim 1, wherein a drain outlet (48) for discharging the condensed water is formed in the bottom of the heat conversion water storage tank (41), a temperature control drain valve (45) for opening and closing the drain outlet (48) is arranged at the drain outlet (48), a second temperature sensor (46) for detecting the temperature of the condensed water in the heat conversion water storage tank (41) and for opening and closing the temperature control drain valve (45) is arranged on the side wall of the heat conversion water storage tank (41), and the second temperature sensor (46) is electrically connected with the temperature control drain valve (45).
8. The system for recycling condensed water heat of the steam absorption type lithium bromide water chilling unit according to claim 2, characterized in that a pressurized water pump (59) for pressurizing is arranged on the water outlet pipe (510).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220786616.6U CN218065332U (en) | 2022-04-06 | 2022-04-06 | Condensed water heat recycling system of steam absorption type lithium bromide water chilling unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202220786616.6U CN218065332U (en) | 2022-04-06 | 2022-04-06 | Condensed water heat recycling system of steam absorption type lithium bromide water chilling unit |
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| CN202220786616.6U Active CN218065332U (en) | 2022-04-06 | 2022-04-06 | Condensed water heat recycling system of steam absorption type lithium bromide water chilling unit |
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