CN216744699U

CN216744699U - Single-effect lithium bromide double-end air conditioning device utilizing smoke waste heat of biomass boiler

Info

Publication number: CN216744699U
Application number: CN202220468009.5U
Authority: CN
Inventors: 金德禄; 李朝朝
Original assignee: SHANDONG LUCY NEW ENERGY TECHNOLOGY CO LTD; Weifang Institute Of Technology
Current assignee: SHANDONG LUCY NEW ENERGY TECHNOLOGY CO LTD; Weifang Institute Of Technology
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-06-14
Anticipated expiration: 2032-03-04

Abstract

The utility model discloses a single-effect lithium bromide double-end air conditioning device utilizing smoke waste heat of a biomass boiler, belonging to the field of energy utilization and energy conservation and environmental protection, and the single-effect lithium bromide double-end air conditioning device utilizing the smoke waste heat of the biomass boiler comprises the biomass boiler, a smoke heat exchange device is arranged at the outer end of the biomass boiler, a smoke purification system is arranged at the outer end of the smoke heat exchange device, a two-way electromagnetic valve is fixedly connected at the outer end of the smoke heat exchange device, and is positioned at the outer side of the smoke purification system, so that in the working process, the biomass boiler can fully utilize the clean resource of biomass, and the smoke recovery heat exchange device can effectively recover the waste heat in smoke, greatly improve the heat exchange efficiency of the biomass, save the use cost, and reduce the emission of pollutants by adding the smoke purification system at the tail end of the biomass boiler, can effectively protect the environment.

Description

Single-effect lithium bromide double-end air conditioning device utilizing smoke waste heat of biomass boiler

Technical Field

The utility model relates to the field of energy utilization, energy conservation and environmental protection, in particular to a single-effect lithium bromide double-end air conditioning device utilizing smoke waste heat of a biomass boiler.

Background

Energy and environmental problems have become the focus of world's general attention, and the development of renewable energy sources that utilize environmental protection and economy has become an important component of energy development strategies of various countries. The biomass energy is a renewable clean energy with the advantages of renewability, low pollution, wide distribution and the like, and the biomass energy is developed and utilized efficiently, thereby playing a very positive role in solving the problems of energy and ecological environment. The biomass refrigerating and heating air-conditioning system is not only beneficial to relieving the energy contradiction, but also has good ecological environmental benefit.

The traditional air conditioning system generally adopts an electric refrigeration air conditioner to directly heat and refrigerate, but at present, energy and consumption in China are in short supply, and electric energy Freon is used as a main medium of electric refrigeration and is definitely confirmed to be the very powerful cause of ozone layer damage. Therefore, it is very important to search for a clean and energy-saving air conditioning system.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a single-effect lithium bromide double-end air conditioning device utilizing the smoke waste heat of a biomass boiler, which can realize that the biomass boiler can fully utilize the clean resource of biomass in the working process, and a smoke recovery heat exchange device can effectively recover the waste heat in the smoke, thereby greatly improving the heat exchange efficiency of the biomass, saving the use cost, and adding a smoke purification system at the tail end of the biomass boiler, reducing the pollutant discharge and effectively protecting the environment.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A single-effect lithium bromide double-end air conditioning device utilizing waste heat of flue gas of a biomass boiler comprises the biomass boiler, a flue gas heat exchange device is installed at the outer end of the biomass boiler, a flue gas purification system is arranged at the outer end of the flue gas heat exchange device, a two-way electromagnetic valve is fixedly connected at the outer end of the flue gas heat exchange device and positioned outside the flue gas purification system, a hot water valve is fixedly connected at the outer end of the biomass boiler, a four-way valve is installed at the outer end of the hot water valve, a heat exchanger is arranged at the outer end of the four-way valve, a hot water electromagnetic valve is installed at the outer end of the heat exchanger, an expansion tank is installed at the outer end of the hot water electromagnetic valve, a water replenishing valve is installed at the outer end of the expansion tank, a three-way valve is installed at the outer end of the biomass boiler and connected with the heat exchanger through a pipeline, and a single-effect absorption refrigerating unit is arranged at the outer end of the three-way valve, cooling water pump is installed to single-effect absorption formula refrigerating unit's outer end, the cooling tower is installed to cooling water pump's outer end, the cooling tower is connected with single-effect absorption formula refrigerating unit through the pipeline, can realize at the in-process of work, adopts biomass boiler can this kind of clean resource of make full use of living beings, and waste heat in the flue gas can effectively be retrieved to heat transfer device in addition to the flue gas, improves the heat exchange efficiency of living beings greatly to can also practice thrift use cost, increase flue gas purification system at biomass boiler end moreover, can reduce the pollutant emission, can effectual environmental protection.

Furthermore, a water collector is installed at the outer end of the hot water electromagnetic valve, a capillary radiation plate is installed at the outer end of the water collector, a water distributor is installed at the outer end of the capillary radiation plate, a hot water pump is installed at the outer end of the heat exchanger, and the hot water pump is connected with the water distributor through a pipeline.

Furthermore, a cold water pump is installed at the outer end of the single-effect absorption refrigerating unit, the number of the expansion tanks and the water replenishing valves is two, and the other group of the expansion tanks and the water replenishing valves is connected with the outer end of the cold water pump.

Furthermore, two-way valves are installed at the outer ends of the single-effect absorption refrigerating unit, three fan coils are installed at the outer ends of the two-way valves, and the outer ends of the three fan coils are connected with the outer end of the cold water pump.

Furthermore, the outer end of the four-way valve is connected with the flue gas heat exchange device through a pipeline, the outer end of the four-way valve is connected with the single-effect absorption type refrigerating unit through a pipeline, and the single-effect absorption type refrigerating unit is located on the outer side of the flue gas heat exchange device.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) according to the utility model, in the refrigeration season, hot water is generated by the biomass boiler and the flue gas recovery device to be refrigerated by the lithium bromide unit, and low-temperature hot water generated by the biomass boiler and the flue gas recovery device is directly used for supplying heat in winter, so that the waste heat of flue gas is absorbed, the utilization efficiency of biomass is improved, and the energy-saving and environment-friendly effects are achieved.

(2) According to the utility model, in the refrigeration season, the fan coil surface cooler is adopted for refrigeration, and in the heating season, capillary radiation is adopted, so that the temperature of heating water in winter can be effectively reduced, the heat efficiency of biomass is improved, the problems of overlarge refrigeration humidity, low comfort level and the like of a capillary radiation plate in summer are solved, and the biomass cooling system is more environment-friendly and more energy-saving.

(3) According to the utility model, by adopting a double-end structure, the fan coil and the capillary tube radiation plate are adopted at the tail ends, and the tail end of the fan coil is adopted for cooling during refrigeration, the problems of high summer humidity and the like of the capillary tube radiation plate can be solved, the capillary tube radiation plate is adopted for heating during heating, the heating water temperature is effectively reduced, and the energy consumption of a biomass boiler in winter is reduced.

Drawings

FIG. 1 is a schematic structural view of a single-effect absorption type double-ended air conditioning system according to the present invention;

FIG. 2 is a schematic diagram of a structure of a capillary radiation plate according to the present invention;

FIG. 3 is a schematic view of a fan coil configuration of the present invention.

The reference numbers in the figures illustrate:

1. a biomass boiler; 2. a two-way solenoid valve; 3. a flue gas heat exchange device; 4. a flue gas purification system; 5. a hot water valve; 6. a four-way valve; 7. a three-way valve; 8. a cooling tower; 9. a cooling water pump; 10. a single-effect absorption refrigeration unit; 11. a heat exchanger; 12. a cold water pump; 13. a hot water solenoid valve; 14. a hot water pump; 15. an expansion tank; 16. a water collector; 17. a capillary radiation plate; 18. a water separator; 19. a water replenishing valve; 20. a two-way valve; 21. a fan coil.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-3, a single-effect lithium bromide double-end air conditioning device using waste heat of flue gas of a biomass boiler comprises a biomass boiler 1, a flue gas heat exchange device 3 is installed at the outer end of the biomass boiler 1, a flue gas purification system 4 is installed at the outer end of the flue gas heat exchange device 3, a two-way electromagnetic valve 2 is fixedly connected at the outer end of the flue gas heat exchange device 3, the two-way electromagnetic valve 2 is located at the outer side of the flue gas purification system 4, a hot water valve 5 is fixedly connected at the outer end of the biomass boiler 1, a four-way valve 6 is installed at the outer end of the hot water valve 5, a heat exchanger 11 is installed at the outer end of the four-way valve 6, a hot water electromagnetic valve 13 is installed at the outer end of the heat exchanger 11, an expansion tank 15 is installed at the outer end of the hot water electromagnetic valve 13, a water replenishing valve 19 is installed at the outer end of the expansion tank 15, a three-way valve 7 is installed at the outer end of the biomass boiler 1, and the three-way valve 7 is connected with the heat exchanger 11 through a pipeline, the outer end of three-way valve 7 is equipped with single-effect absorption formula refrigerating unit 10, cooling water pump 9 is installed to the outer end of single-effect absorption formula refrigerating unit 10, cooling tower 8 is installed to cooling water pump 9's outer end, cooling tower 8 is connected with single-effect absorption formula refrigerating unit 10 through the pipeline, can realize at the in-process of work, adopt biomass boiler can this kind of clean resource of make full use of living beings, including the waste heat in the flue gas can effectively be retrieved to flue gas recovery heat transfer device, improve the heat exchange efficiency of living beings greatly, and can also practice thrift use cost, and increase gas cleaning system at biomass boiler end, can reduce the pollutant emission, can effectual environmental protection.

Referring to fig. 1 and 3, a water collector 16 is installed at an outer end of the hot water solenoid valve 13, a capillary radiation plate 17 is installed at an outer end of the water collector 16, a water separator 18 is installed at an outer end of the capillary radiation plate 17, a hot water pump 14 is installed at an outer end of the heat exchanger 11, the hot water pump 14 is connected with the water separator 18 through a pipeline, by arranging the water collector 16, the capillary radiation plate 17 and the water separator 18, under the condition of heating working condition, hot water is subjected to heat exchange and temperature rise through the biomass boiler 1 and the flue gas heat exchange device 3, then is bypassed by the electric four-way valve 6 to enter the heat exchanger for heat exchange and temperature reduction, and then is bypassed by the electric three-way valve 7 to return to the biomass boiler 1 through the switch to complete hot water heating circulation, the hot water pump 14 is started, the hot water electromagnetic valve 13 is started, the hot water heated by heat exchange through the plate heat exchanger 11 enters the water collector 16 through the hot water solenoid valve 13 to reach the capillary radiation plate 17 to heat the room.

Referring to fig. 1 and 3, a cold water pump 12 is installed at an outer end of a single-effect absorption type refrigerating unit 10, two expansion tanks 15 and two water replenishing valves 19 are provided, the other expansion tank 15 and the other water replenishing valve 19 are connected with an outer end of the cold water pump 12, and a fan coil 21 system and a capillary radiation plate 17 system are independently adopted to respectively utilize two sets of water replenishing valves 19 by arranging the two sets of expansion tanks 15 and the two sets of water replenishing valves 19, so that the switching between heating and refrigerating operations by using waste heat of flue gas is facilitated.

Referring to fig. 1-2, a two-way valve 20 is installed at an outer end of a single-effect absorption refrigeration unit 10, three fan coils 21 are installed at an outer end of the two-way valve 20, the number of the fan coils 21 is three, outer ends of the three fan coils 21 are connected with an outer end of a cold water pump 12, by arranging the two-way valve 20 and the fan coils 21, heated cooling water enters a cooling tower 8 to be cooled to complete a cooling cycle, the cold water pump 12 is started, and the cold water is cooled by the single-effect absorption refrigeration unit 10 and then is opened by the two-way valve 20 to directly enter the fan coils 21 to supply cold to a room.

Referring to fig. 1, the outer end of the four-way valve 6 is connected to the flue gas heat exchange device 3 through a pipeline, the outer end of the four-way valve 6 is connected to the single-effect absorption type refrigerating unit 10 through a pipeline, the single-effect absorption type refrigerating unit 10 is located outside the flue gas heat exchange device 3, the four-way valve 6 is arranged, the four-way valve 6 is respectively communicated with the flue gas heat exchange device 3, the hot water valve 5, the single-effect absorption type refrigerating unit 10 and the heat exchanger 11, and switching of flue gas paths between cooling and heating is achieved by electrically controlling the on-off state of the four-way valve 6.

In the utility model, firstly, under the condition of a refrigeration working condition, a flue gas branch and a through passage of an electric four-way valve 6 are in an opening state, an electric three-way valve 7 is in the through passage state, a two-way electromagnetic valve 2 is in the opening state, hot water obtained by a biomass boiler 1 and hot water obtained by a flue gas heat exchange device 3 enter a single-effect absorption type refrigerating unit 10 through a through part of the electric four-way valve 6 by a hot water valve 5 for refrigeration, and the hot water is cooled by the single-effect absorption type refrigerating unit 10, the cooling water is directly returned to the biomass boiler 1 through the three-way valve 7 to complete hot water circulation, the cooling water pump 9 is started, the cooling water is cooled for the single-effect absorption type refrigerating unit 10 through the refrigerating unit, then the heated cooling water enters the cooling tower 8 to be cooled to complete cooling circulation, the cold water pump 12 is started, and the cold water is cooled through the single-effect absorption type refrigerating unit 10 and then is started through the two-way valve 20 to directly enter the fan coil 21 to supply cold for a room.

Under the condition of a heating working condition, the electric four-way valve 6 and the flue gas purification system 4 are in bypass, the four-way valve is in direct connection and off, the two-way electromagnetic valve 2 is in an on state, the two-way valve 20 is in an off state, the hot water pump 14 is started, hot water is heated through heat exchange of the biomass boiler 1 and the flue gas heat exchange device 3 and then enters the heat exchanger through the bypass of the electric four-way valve 6 to be subjected to heat exchange cooling, then returns to the biomass boiler 1 through the bypass switch of the electric three-way valve 7 to complete hot water heating circulation, the hot water pump 14 is started, the hot water electromagnetic valve 13 is started, and hot water heated through heat exchange of the plate type heat exchanger 11 enters the water collector 16 through the hot water electromagnetic valve 13 to reach the capillary radiation plate 17 to supply heat to a room.

Whether flue gas waste heat is utilized to heat and refrigerate by two-way solenoid valve 2 control of flue gas heat transfer device 3, adopt fan coil 21 system and capillary radiant panel system to utilize two sets of strip moisturizing valves 19 respectively alone, and expansion tank 15 cushions the pipeline inflation of capillary radiant panel system or fan coil 21 system after refrigeration and heating switch, compared with the prior art, this scheme can realize at the in-process of work, adopt biomass boiler can this kind of clean resource of make full use of living beings, including flue gas recovery heat transfer device can effectively retrieve the waste heat in the flue gas, the heat exchange efficiency of living beings is greatly improved, and can also practice thrift use cost, and increase flue gas purification system at biomass boiler end, can reduce the pollutant emission, can effectual environmental protection.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides an utilize two terminal air conditioning equipment of biomass boiler flue gas waste heat single-effect lithium bromide, includes biomass boiler (1), its characterized in that: the biomass boiler is characterized in that a flue gas heat exchange device (3) is installed at the outer end of the biomass boiler (1), a flue gas purification system (4) is arranged at the outer end of the flue gas heat exchange device (3), a two-way electromagnetic valve (2) is fixedly connected to the outer end of the flue gas heat exchange device (3), the two-way electromagnetic valve (2) is located on the outer side of the flue gas purification system (4), a hot water valve (5) is fixedly connected to the outer end of the biomass boiler (1), a four-way valve (6) is installed at the outer end of the hot water valve (5), a heat exchanger (11) is arranged at the outer end of the four-way valve (6), a hot water electromagnetic valve (13) is installed at the outer end of the heat exchanger (11), an expansion tank (15) is installed at the outer end of the hot water electromagnetic valve (13), a water replenishing valve (19) is installed at the outer end of the expansion tank (15), and a three-way valve (7) is installed at the outer end of the biomass boiler (1), the three-way valve (7) is connected with the heat exchanger (11) through a pipeline, the outer end of the three-way valve (7) is provided with a single-effect absorption refrigerating unit (10), a cooling water pump (9) is installed at the outer end of the single-effect absorption refrigerating unit (10), a cooling tower (8) is installed at the outer end of the cooling water pump (9), and the cooling tower (8) is connected with the single-effect absorption refrigerating unit (10) through a pipeline.

2. The single-effect lithium bromide double-end air conditioning device utilizing the smoke waste heat of the biomass boiler according to claim 1, characterized in that: the water collector (16) is installed to the outer end of hot water solenoid valve (13), capillary radiant panel (17) is installed to the outer end of water collector (16), water knockout drum (18) are being installed to the outer end of capillary radiant panel (17), hot-water pump (14) are installed to the outer end of heat exchanger (11), hot-water pump (14) are connected with water knockout drum (18) through the pipeline.

3. The single-effect lithium bromide double-end air conditioning device utilizing the smoke waste heat of the biomass boiler according to claim 1, characterized in that: the single-effect absorption type refrigerating unit is characterized in that a cold water pump (12) is installed at the outer end of the single-effect absorption type refrigerating unit (10), the number of the expansion tanks (15) and the number of the water replenishing valves (19) are two, and the other expansion tank (15) and the water replenishing valve (19) are connected with the outer end of the cold water pump (12).

4. The single-effect lithium bromide double-end air conditioning device utilizing the smoke waste heat of the biomass boiler according to claim 1, characterized in that: the single-effect absorption type refrigerating unit is characterized in that a two-way valve (20) is installed at the outer end of the single-effect absorption type refrigerating unit (10), fan coils (21) are installed at the outer end of the two-way valve (20), the number of the fan coils (21) is three, and the outer ends of the three fan coils (21) are connected with the outer end of a cold water pump (12).

5. The single-effect lithium bromide double-end air conditioning device utilizing the smoke waste heat of the biomass boiler according to claim 1, characterized in that: the outer end of the four-way valve (6) is connected with the flue gas heat exchange device (3) through a pipeline, the outer end of the four-way valve (6) is connected with the single-effect absorption refrigerating unit (10) through a pipeline, and the single-effect absorption refrigerating unit (10) is located on the outer side of the flue gas heat exchange device (3).