Complementary energy recovery device for biogas power generation in waste incineration power generation project

Abstract

The utility model relates to the field of energy recovery, in particular to a waste energy recovery device for biogas power generation in a waste incineration power generation project. The utility model provides a waste energy recovery device for biogas power generation of a waste incineration power generation project, which can be used for recovering waste heat in waste gas generated by waste incineration power generation and biogas power generation and improving the energy utilization efficiency. A waste energy recovery device for biogas power generation in a waste incineration power generation project comprises a first connecting pipe, a first connecting hollow pipe and the like, and the rear side of the first connecting pipe is connected with the first connecting hollow pipe. After waste gas flows into the connecting heat conduction pipe, water in the first water tank is heated, hot water can be discharged for use through the water discharging pipe, and water vapor generated in the water heating process can flow into the steam generator from the steam pipe to generate electricity. The effects that waste heat in waste gas generated by waste incineration power generation and biogas power generation can be recycled, and the energy utilization efficiency is improved are achieved.

Description

Technical Field

[0001] The utility model relates to the field of energy recovery, in particular to a waste energy recovery device for biogas power generation in a garbage incineration power generation project. Background Art

[0002] Waste incineration power generation and biogas power generation are two ways of treating waste and recovering energy. Both technologies are based on waste treatment and achieve energy recycling, which helps to reduce the demand for traditional energy and has a certain purification and protection effect on the environment.

[0003] Existing waste incineration power generation and biogas power generation use the heat energy of directly incinerating waste or fermenting waste to generate biogas to generate electricity, and the generated waste gas is discharged into the atmosphere after purification. However, since the waste heat and waste gas generated in the power generation process are not recovered, energy waste is caused.

[0004] Therefore, a waste energy recovery device for waste incineration power generation and biogas power generation has been developed to recover waste heat from waste gas generated by waste incineration power generation and biogas power generation, thereby improving energy utilization efficiency. Utility Model Content

[0005] In order to overcome the shortcomings of existing garbage incineration power generation and biogas power generation, which do not recover the waste heat and exhaust gas generated in the power generation process, resulting in energy waste, the utility model provides a waste energy recovery device for biogas power generation in garbage incineration power generation projects, which can recover the waste heat in the exhaust gas generated by garbage incineration power generation and biogas power generation, thereby improving energy utilization efficiency.

[0006] Technical solution: A waste energy recovery device for biogas power generation in a waste incineration power generation project, comprising a first connecting pipe, a first connecting hollow pipe, a second connecting hollow pipe, a spring trigger block, a connecting heat pipe and a first water tank, the first connecting pipe is connected to the first connecting hollow pipe at the rear side, the first connecting hollow pipe is connected to the second connecting hollow pipe at the rear side, the second connecting hollow pipe is slidably connected with a spring trigger block, the second connecting hollow pipe is connected to the connecting heat pipe at the rear side, and the connecting heat pipe passes through the first water tank.

[0007] In one of the embodiments, it also includes a steam pipe, a steam turbine column, a belt and a rotating impeller column. The steam pipe is connected to the upper rear side of the first water tank, the steam turbine column is connected to the upper right rear side of the first water tank, the steam pipe passes through the rear of the steam turbine column, the middle of the first water tank is rotatably connected to the rotating impeller column, a belt is wrapped around the upper part of the rotating impeller column and the steam turbine column through a pulley, the water vapor generated during the water heating process flows out of the first water tank from the steam pipe, drives the steam turbine column to rotate, and the rotating impeller column rotates through the transmission of the belt and the pulley.

[0008] In one of the embodiments, a drain pipe is provided at the lower rear side of the first water tank.

[0009] In one of the embodiments, a flange is provided at the rear of the steam pipe.

[0010] In one of the embodiments, it also includes a water inlet pipe, a float and a spring switch. The water inlet pipe is connected to the upper side of the front of the first water tank, the spring switch is slidably connected to the lower side of the water inlet pipe, and the float is connected to the lower side of the spring switch. When the water level in the first water tank drops, the float moves downward, driving the spring switch to open.

[0011] In one embodiment, it also includes a steam condensation pipe, a fan, a second connecting pipe and a second water tank. The steam condensation pipe is connected to the right side of the steam pipe, the fan is connected to the lower side of the steam condensation pipe, the second connecting pipe is connected to the left side of the lower part of the steam condensation pipe, the lower side of the second connecting pipe is connected to the second water tank, the second water tank is connected to the water inlet pipe, water vapor enters the steam condensation pipe, and the condensation of water vapor is accelerated by the fan on the lower side of the steam condensation pipe. The water after the water vapor is condensed flows into the second water tank through the second connecting pipe for storage.

[0012] Beneficial effect: The utility model heats the water in the first water tank after the exhaust gas flows into the connected heat conduction pipe, and the hot water can be discharged through the drain pipe for utilization. The water vapor generated during the water heating process can flow from the steam pipe into the steam generator to generate electricity, thereby achieving the effect of recovering the waste heat in the exhaust gas generated by garbage incineration power generation and biogas power generation, thereby improving energy utilization efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0014] Figure 2 It is a structural schematic diagram of the utility model.

[0015] Figure 3 This is a partial three-dimensional structural sectional view of the first type of the utility model.

[0016] Figure 4 This is a schematic diagram of a second partial three-dimensional structure of the utility model.

[0017] Marked in the figure: 1-first connecting pipe, 2-first connecting hollow pipe, 3-second connecting hollow pipe, 4-spring trigger block, 5-connecting heat conduction pipe, 6-first water tank, 7-steam pipe, 8-steam turbine column, 9-belt, 10-rotating impeller column, 11-water inlet pipe, 12-float, 13-spring switch, 14-steam condensation pipe, 140-fan, 15-second connecting pipe, 16-second water tank. DETAILED DESCRIPTION

[0018] The utility model is further described below in conjunction with the embodiments shown in the accompanying drawings.

[0019] A waste energy recovery device for biogas power generation in a garbage incineration power generation project, such as Figure 3 As shown, it includes a first connecting tube 1, a first connecting hollow tube 2, a second connecting hollow tube 3, a spring trigger block 4, a connecting heat-conducting tube 5 and a first water tank 6. The first connecting tube 1 is connected to the first connecting hollow tube 2 on the rear side, the first connecting hollow tube 2 is connected to the second connecting hollow tube 3 on the rear side, the second connecting hollow tube 3 is slidably connected with the spring trigger block 4, the second connecting hollow tube 3 is connected to the connecting heat-conducting tube 5 on the rear side, and the connecting heat-conducting tube 5 passes through the first water tank 6.

[0020] like Figure 1 and Figure 3 As shown, it also includes a steam pipe 7, a steam turbine column 8, a belt 9 and a rotating impeller column 10. The steam pipe 7 is connected to the upper rear side of the first water tank 6, and a drain pipe is provided on the lower rear side of the first water tank 6 to discharge hot water for use. A flange is provided at the rear of the steam pipe 7 to facilitate docking with the steam generator. The steam turbine column 8 is connected to the upper right rear side of the first water tank 6, and the steam pipe 7 passes through the rear of the steam turbine column 8. The rotating impeller column 10 is rotatably connected to the middle of the first water tank 6, and a belt 9 is wound around the upper part of the rotating impeller column 10 and the steam turbine column 8 through a pulley.

[0021] like Figure 3 As shown, it also includes a water inlet pipe 11, a float 12 and a spring switch 13. The water inlet pipe 11 is connected to the upper front side of the first water tank 6, the spring switch 13 is slidably connected to the lower side of the water inlet pipe 11, and the float 12 is connected to the lower side of the spring switch 13.

[0022] like Figure 2 and Figure 4 As shown, it also includes a steam condensation pipe 14, a fan 140, a second connecting pipe 15 and a second water tank 16. The steam condensation pipe 14 is connected to the right side of the steam pipe 7, the fan 140 is connected to the lower side of the steam condensation pipe 14, the second connecting pipe 15 is connected to the left side of the lower part of the steam condensation pipe 14, the lower side of the second connecting pipe 15 is connected to the second water tank 16, and the second water tank 16 is connected to the water inlet pipe 11.

[0023] When using the utility model, firstly, the first connecting pipe 1 is connected to the exhaust gas exhaust pipe of the garbage incineration power generation or biogas power generation, so that the exhaust gas enters the first connecting hollow pipe 2 from the first connecting pipe 1. After the air pressure in the first connecting hollow pipe 2 reaches a specified level, the spring trigger block 4 is opened, so that the exhaust gas flows from the first connecting hollow pipe 2 through the second connecting hollow pipe 3 and then flows into the connecting heat conducting pipe 5. After the exhaust gas flows into the connecting heat conducting pipe 5, the water in the first water tank 6 is heated, and the hot water can be discharged and utilized through the drain pipe. The water vapor generated during the water heating process flows out of the first water tank 6 from the steam pipe 7, driving the steam turbine column 8 to rotate. Through the transmission of the belt 9 and the pulley, the rotating impeller column 10 rotates to stir the water inside the first water tank 6 evenly, so that the first The water in the water tank 6 is heated more evenly, and the water vapor can flow from the steam pipe 7 into the steam generator to generate electricity. The remaining water vapor enters the steam condensation pipe 14, and the condensation of the water vapor is accelerated by the fan 140 on the lower side of the steam condensation pipe 14. The water after the condensation of the water vapor flows into the second water tank 16 through the second connecting pipe 15 for storage for recycling. When the water level in the first water tank 6 drops, the float 12 moves downward, driving the spring switch 13 to open, so that the water in the second water tank 16 enters the first water tank 6 through the water inlet pipe 11, replenishing the water in the first water tank 6 and avoiding water shortage in the first water tank 6, thereby achieving the effect of being able to recover the waste heat in the exhaust gas generated by garbage incineration power generation and biogas power generation and improving energy utilization efficiency.

[0024] It should be understood that this embodiment is only used to illustrate the present invention and is not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to this application.

Claims

1. A waste incineration power generation project biogas power generation waste energy recovery device, characterized in that: The invention comprises a first connecting tube (1), a first connecting hollow tube (2), a second connecting hollow tube (3), a spring trigger block (4), a connecting heat-conducting tube (5) and a first water tank (6); the first connecting tube (1) is connected to the first connecting hollow tube (2) at the rear side; the first connecting hollow tube (2) is connected to the second connecting hollow tube (3) at the rear side; the second connecting hollow tube (3) is slidably connected to the spring trigger block (4); the second connecting hollow tube (3) is connected to the connecting heat-conducting tube (5) at the rear side; and the connecting heat-conducting tube (5) passes through the first water tank (6).

2. A waste incineration power generation project biogas power generation waste energy recovery device according to claim 1, characterized in that: It also includes a steam pipe (7), a steam turbine column (8), a belt (9) and a rotating impeller column (10); the upper rear side of the first water tank (6) is connected to the steam pipe (7); the upper right rear side of the first water tank (6) is connected to the steam turbine column (8); the steam pipe (7) passes through the rear of the steam turbine column (8); the middle of the first water tank (6) is rotatably connected to the rotating impeller column (10); a belt (9) is wound around the upper part of the rotating impeller column (10) and the steam turbine column (8) via a pulley; the water vapor generated during the water heating process flows out of the first water tank (6) from the steam pipe (7) to drive the steam turbine column (8) to rotate; and the rotating impeller column (10) is rotated through the transmission of the belt (9) and the pulley.

3. A waste incineration power generation project biogas power generation waste energy recovery device according to claim 2, characterized in that: A drainage pipe is provided at the lower rear side of the first water tank (6).

4. A waste incineration power generation project biogas power generation waste energy recovery device according to claim 2, characterized in that: A flange is provided at the rear of the steam pipe (7).

5. A waste incineration power generation project biogas power generation waste energy recovery device according to claim 2, characterized in that: It also comprises a water inlet pipe (11), a float ball (12) and a spring switch (13); the upper front side of the first water tank (6) is connected to the water inlet pipe (11); the lower side of the water inlet pipe (11) is slidably connected to the spring switch (13); the lower side of the spring switch (13) is connected to the float ball (12); when the water level in the first water tank (6) drops, the float ball (12) moves downward, driving the spring switch (13) to open.

6. A waste energy recovery device for biogas power generation in a garbage incineration power generation project according to claim 5, characterized in that: The invention also comprises a steam condensation pipe (14), a fan (140), a second connecting pipe (15) and a second water tank (16); the right side of the steam pipe (7) is connected to the steam condensation pipe (14); the lower side of the steam condensation pipe (14) is connected to the fan (140); the lower left side of the steam condensation pipe (14) is connected to the second connecting pipe (15); the lower side of the second connecting pipe (15) is connected to the second water tank (16); the second water tank (16) is connected to the water inlet pipe (11); water vapor enters the steam condensation pipe (14); the fan (140) at the lower side of the steam condensation pipe (14) accelerates the condensation of the water vapor; the water after the water vapor condenses flows into the second water tank (16) through the second connecting pipe (15) for storage.

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