CN216550313U - Novel marsh gas collection and utilization device - Google Patents
Novel marsh gas collection and utilization device Download PDFInfo
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- CN216550313U CN216550313U CN202123372517.8U CN202123372517U CN216550313U CN 216550313 U CN216550313 U CN 216550313U CN 202123372517 U CN202123372517 U CN 202123372517U CN 216550313 U CN216550313 U CN 216550313U
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- biogas
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- heat exchange
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Abstract
The utility model relates to the field of energy utilization, and provides a novel methane collecting and utilizing device, which comprises: the biogas digester comprises a biogas digester and a biogas collecting device, wherein the biogas collecting device is communicated with the biogas digester; the methane generating device is communicated with the methane collecting device, the heat exchange device is communicated with the outer peripheral side of the methane tank, and the methane collecting device, the power generating device and the heat exchange device are all connected with the controller; by arranging the biogas generator set, biogas generated by fermenting sewage and molasses waste is fully utilized, and resources are effectively utilized, so that resources are saved, biogas leakage is avoided, and the biogas generator set is more environment-friendly and safer; meanwhile, heat exchange equipment is used, heat released by fermentation of sewage and molasses waste is fully utilized, resources are further saved, pressure is relieved for heating, and the solar energy heat-preserving water heater is more environment-friendly.
Description
Technical Field
The utility model relates to the field of sewage treatment, in particular to a novel methane collecting and utilizing device.
Background
In the process of using molasses for sewage treatment, a large amount of methane can be generated, a large amount of heat can be released at the same time, if the generated methane and heat are directly discharged, resource waste can be caused, and potential safety hazards can be caused at the same time;
in the north, when heating in winter, circulation heating is needed, so that heat exchange is needed to be provided for a heating pipeline in a circulation mode, a large amount of resources can be consumed by heat exchange, and meanwhile certain pollution can be caused to the environment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a novel biogas collecting and utilizing device, which is characterized in that a biogas generator set is arranged, so that biogas generated by fermenting sewage and molasses waste is fully utilized, resources are effectively utilized, resources are saved, biogas is prevented from leaking, and the novel biogas collecting and utilizing device is more environment-friendly and safer; meanwhile, heat exchange equipment is used, heat released by fermentation of sewage and molasses waste is fully utilized, resources are further saved, pressure is relieved for heating, and the solar energy heat collector is more environment-friendly.
The technical scheme of the utility model is realized as follows:
a novel biogas collecting and utilizing device comprises: the methane collecting device is communicated with the methane tank;
the methane generating device is communicated with the methane collecting device, the heat exchange device is arranged on the outer peripheral side of the methane tank, and the methane collecting device, the power generating device and the heat exchange device are all connected with the controller.
Further, the biogas collecting device is a double-membrane gas holder, the double-membrane gas holder comprises an inner layer holder and an outer layer holder, a constant-pressure cavity is formed between the outer layer holder and the inner layer holder, and high-pressure biogas is filled in the inner layer holder;
the inner layer cabinet is communicated with the methane tank, and the power generation equipment is communicated with the inner layer cabinet.
Further, the power generation equipment comprises a pressure buffer tank, a pressure control valve, a biogas generator set, a storage battery and a transformer, wherein the pressure buffer tank is communicated with the biogas collection device, the biogas generator set is connected with the pressure buffer tank, the pressure control valve is arranged on a pipeline connecting the pressure buffer tank and the biogas generator set, the storage battery is connected with the biogas generator set, and the transformer is connected with the storage battery;
the pressure control valve, the methane generator set, the storage battery and the transformer are all connected with the controller.
Further, an air inlet pipe is arranged on the methane generator set, the air inlet pipe and methane in the pressure buffer tank are mixed on a connecting pipeline of the pressure buffer tank and the methane generator set, an air filtering device is arranged on the air inlet pipe, an exhaust pipe is further arranged on the methane generator set, and a tail gas treatment device is arranged on the exhaust pipe.
Furthermore, the heat exchange equipment comprises a heat exchange pipeline, a heat exchanger and a circulating pipeline, the heat exchange pipeline is a loop-shaped pipeline, the loop-shaped pipeline penetrates through the heat exchanger, the circulating pipeline also penetrates through the heat exchanger, and the heat exchange pipeline bypasses the methane tank at the same time.
Further, the heat exchange pipe is provided in plurality.
Furthermore, the methane tank is communicated with a sewage collecting device and a molasses waste collecting device.
Further, the methane tank comprises a reaction tank and a heat preservation tank, the reaction tank is sleeved in the heat preservation tank, the heat exchange pipe is attached to the outer periphery of the reaction tank in a surrounding mode, and the heat exchange pipe is located in a cavity between the reaction tank and the heat preservation tank.
Furthermore, the reaction tank and the heat preservation tank are both cylindrical.
By arranging the biogas generator set, biogas generated by fermenting sewage and molasses waste is fully utilized, and resources are effectively utilized, so that resources are saved, biogas is prevented from leaking, and the biogas generator set is more environment-friendly and safer; meanwhile, heat exchange equipment is used, heat released by fermentation of sewage and molasses waste is fully utilized, resources are further saved, pressure is relieved for heating, and the solar energy heat collector is more environment-friendly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for a customer of ordinary skill in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a novel biogas collection and utilization device according to an embodiment of the present invention;
FIG. 2 is a sectional view of the structure of the methane tank of the novel methane collecting and utilizing device shown in FIG. 1;
FIG. 3 is a sectional view of the biogas collecting device of the novel biogas collecting and utilizing device shown in FIG. 1;
description of reference numerals: a biogas generating pit 1; a heat preservation tank 11; a reaction tank 12; a biogas collection device 2; an outer layer cabinet 21; an inner layer cabinet 22; a power generation device 3; a pressure surge tank 31; a pressure control valve 32; a biogas generator set 33; an intake pipe 331; an air filtration device 332; an exhaust pipe 333; an off-gas treatment device 334; a battery 34; a transformer 35; a heat exchange device 4; the heat exchange pipe 41; a heat exchanger 42; a circulation line 43.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the embodiment of the utility model, as shown in fig. 1-3, a novel methane collecting and utilizing device comprises a methane tank 1 and a methane collecting device 2, wherein the methane collecting device 2 is communicated with the methane tank 1;
the biogas digester further comprises a controller, power generation equipment 3 and heat exchange equipment 4, wherein the power generation equipment 3 is communicated with the biogas collection device 2, the heat exchange equipment 4 is arranged on the outer peripheral side of the biogas digester 1, and the biogas collection device 2, the power generation equipment 3 and the heat exchange equipment 4 are all connected with the controller;
in order to fully utilize the methane generated by the fermentation of the sewage and the molasses waste and the released heat, power generation equipment is arranged, the power generation equipment utilizes the methane to generate power, and heat exchange equipment is used for heating.
In the embodiment of the present invention, as shown in fig. 1-3, the biogas collection device 2 is a double-membrane gas holder, the double-membrane gas holder comprises an inner layer holder 22 and an outer layer holder 21, a constant pressure cavity is formed between the outer layer holder 21 and the inner layer holder 22, and high pressure biogas is filled in the inner layer holder 22;
the inner layer cabinet 22 is communicated with the methane tank 1, particularly communicated with the reaction tank 12, and the power generation equipment 3 is communicated with the inner layer cabinet 22.
Because the biogas generation amount is large and the biogas is not used along with the life, the biogas needs to be stored, and in order to store the biogas as much as possible, a double-membrane gas holder is selected for compression storage.
In a specific embodiment of the present invention, referring to fig. 1-3, the power generation equipment 3 includes a pressure buffer tank 31, a pressure control valve 32, a biogas generator set 33, a storage battery 34 and a transformer 35, the pressure buffer tank 31 is communicated with the biogas collection device 2, the biogas generator set 33 is connected with the pressure buffer tank 31, the pressure control valve 32 is installed on a pipeline connecting the pressure buffer tank 31 and the biogas generator set 33, the storage battery 34 is connected with the biogas generator set 33, and the transformer 35 is connected with the storage battery 34;
the pressure control valve 32, the methane generator set 33, the storage battery 34 and the transformer 35 are all connected with the controller;
because the marsh gas is in a high-pressure state when stored in the double-film gas holder, but the marsh gas in a normal-pressure state is needed when generating electricity, the pressure buffer tank 31 is arranged, firstly, the high-pressure marsh gas in the double-film gas holder is released into the pressure buffer tank 31 to be depressurized, then, the marsh gas is conveyed into the marsh gas generating set 33 through the pressure control valve 32 to be combusted and generated, the pressure control valve 32 can be controlled by a controller, the marsh gas is conveyed according to the actual demand, the electromagnetic valve 23 is also arranged between the double-film gas holder and the pressure buffer tank 31, the electromagnetic valve 23 is also controlled by the controller, the storage battery 34 is used for storing the electric quantity generated by the marsh gas generating set, for the stability of the storage battery 34, a voltage detector can be arranged on a circuit connected with the storage battery 34 and the marsh gas generating set 33 to detect the voltage at any time and ensure the safety of the storage battery 34, the transformer 35 is used for conveying the current, selecting according to the power utilization requirement;
the biogas and the power generation equipment are used for generating power, so that the power consumption requirement of the unit can be completely met, the electric energy is effectively saved, and the resources are saved.
In a specific embodiment of the present invention, referring to fig. 1-3, an air inlet pipe 331 is disposed on the biogas generator set 33, the air inlet pipe 331 and biogas in the pressure buffer tank 31 are mixed on a connection pipeline between the pressure buffer tank 31 and the biogas generator set 33, an air filtering device 332 is disposed on the air inlet pipe 331, an exhaust pipe 333 is further disposed on the biogas generator set 33, and a tail gas treatment device 334 is disposed on the exhaust pipe 333;
the biogas generator set 33 mainly utilizes combustion to generate electricity, and needs a part of air besides biogas, therefore, an air inlet pipe 331 is arranged on the biogas generator set, in order to ensure that the entering air does not influence normal combustion, an air filtering device 332 is arranged on the air inlet pipe 331, and certain waste gas can be generated during combustion, and an exhaust pipe 333 is also arranged, the waste gas can pollute the air, in order to reduce harm, a tail gas treatment device 334 is arranged on the exhaust pipe 333, and the waste gas is treated and then discharged, wherein, one-way valves are arranged on the air inlet pipe 331 and the exhaust pipe 333, so that the gas backflow is prevented, and the biogas generator set 33 is better protected.
In the embodiment of the present invention, referring to fig. 1-3, the heat exchange device 4 comprises a heat exchange pipeline 41, a heat exchanger 42 and a circulation pipeline 43, wherein the heat exchange pipeline 41 is a pipe with a shape of a Chinese character 'hui', the pipe 41 passes through the heat exchanger 42, the circulation pipeline 43 also passes through the heat exchanger 42, and the heat exchange pipeline 41 simultaneously bypasses the methane tank 1;
heat exchange equipment 4 is used for carrying out recycle with the heat that releases in sewage and molasses waste material fermentation process, mainly uses it to heating in winter at present, and wherein the heat exchange pipeline mainly plays the heat transfer effect, and heat exchanger plays the effect of storage heat and heat transfer, and heat exchanger transmits the heat of storage to the circulating line, and the circulating line is the circulating line for heating promptly to carry out the circular transportation with the heat, make the heat obtain effective utilization.
In the embodiment of the present invention, as shown in fig. 1-3, one or more heat exchange pipes 41 are provided, and the number of the heat exchange pipes is determined according to the length and width of the methane tank, and one heat exchange pipe can be provided, and the heat exchange pipe is wound on the methane tank for a plurality of turns, so as to achieve the purpose of fully exchanging heat and fully utilizing heat, and avoid waste as much as possible.
In the embodiment of the utility model, as shown in fig. 1-3, the methane tank 1 is communicated with a sewage collecting device and a molasses waste collecting device;
the biogas in the application is generated by fermenting molasses and sewage, and can be used for treating sewage and molasses waste simultaneously, so that the burden of garbage treatment is reduced, the energy is fully utilized, the resource is effectively saved, the environment is protected, the consumption of tap water in the process of treating the molasses waste is reduced, the burden of reclaimed water treatment is liberated, and the method is particularly more friendly to reclaimed water treatment in coastal cities.
In the specific embodiment of the present invention, as shown in fig. 1-3, the methane tank 1 includes a reaction tank 12 and a heat preservation tank 1, the reaction tank 12 is sleeved in the heat preservation tank 11, the heat exchange pipe 41 is attached to the outer peripheral side of the reaction tank 12, the heat exchange pipe 41 is located in a cavity between the reaction tank 12 and the heat preservation tank 11, and after the heat preservation tank is arranged, heat loss can be effectively prevented, so that heat can be utilized to a greater extent, and utilization efficiency can be improved;
for the better winding heat exchange pipe, will reaction tank and heat preservation pond all set up to cylindrically, set up to cylindrically after, can prevent that heat exchange pipe from taking place to buckle to guarantee the circulation of the medium in the heat exchange pipe, guarantee heat exchange efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A novel biogas collecting and utilizing device comprises: the methane collecting device is communicated with the methane tank;
the method is characterized in that: the methane generating device is communicated with the methane collecting device, the heat exchange device is arranged on the outer peripheral side of the methane tank, and the methane collecting device, the power generating device and the heat exchange device are all connected with the controller.
2. A novel biogas collection and utilization device as claimed in claim 1, wherein: the biogas collecting device is a double-membrane gas holder, the double-membrane gas holder comprises an inner layer holder and an outer layer holder, a constant-pressure cavity is formed between the outer layer holder and the inner layer holder, and high-pressure biogas is filled in the inner layer holder;
the inner layer cabinet is communicated with the methane tank, and the power generation equipment is communicated with the inner layer cabinet.
3. A novel biogas collection and utilization device as claimed in claim 1, wherein: the power generation equipment comprises a pressure buffer tank, a pressure control valve, a biogas generator set, a storage battery and a transformer, wherein the pressure buffer tank is communicated with the biogas collection device, the biogas generator set is connected with the pressure buffer tank, the pressure control valve is arranged on a pipeline for connecting the pressure buffer tank and the biogas generator set, the storage battery is connected with the biogas generator set, and the transformer is connected with the storage battery;
the pressure control valve, the methane generator set, the storage battery and the transformer are all connected with the controller.
4. A novel biogas collection and utilization device as claimed in claim 3, wherein: the biogas generator set is provided with an air inlet pipe, the air inlet pipe and biogas in the pressure buffer tank are mixed on a connecting pipeline of the pressure buffer tank and the biogas generator set, the air inlet pipe is provided with an air filtering device, the biogas generator set is also provided with an exhaust pipe, and the exhaust pipe is provided with a tail gas treatment device.
5. A novel biogas collection and utilization device as claimed in claim 1, wherein: the heat exchange equipment comprises a heat exchange pipeline, a heat exchanger and a circulating pipeline, the heat exchange pipeline is a loop-shaped pipeline, the loop-shaped pipeline penetrates through the heat exchanger, the circulating pipeline also penetrates through the heat exchanger, and the heat exchange pipeline bypasses the methane tank at the same time.
6. A novel biogas collection and utilization device as claimed in claim 5, wherein: the heat exchange pipe is provided with a plurality of pipes.
7. A novel biogas collection and utilization device as claimed in claim 1, wherein: the methane tank is communicated with a sewage collecting device and a molasses waste collecting device.
8. A novel biogas collection and utilization device as claimed in claim 5, wherein: the methane tank comprises a reaction tank and a heat preservation tank, the reaction tank is sleeved in the heat preservation tank, the heat exchange pipe is attached to the outer periphery of the reaction tank in a surrounding mode, and the heat exchange pipe is located in a cavity between the reaction tank and the heat preservation tank.
9. A novel biogas collection and utilization device as claimed in claim 8, wherein: the reaction tank and the heat preservation tank are both cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123372517.8U CN216550313U (en) | 2021-12-29 | 2021-12-29 | Novel marsh gas collection and utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123372517.8U CN216550313U (en) | 2021-12-29 | 2021-12-29 | Novel marsh gas collection and utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216550313U true CN216550313U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123372517.8U Active CN216550313U (en) | 2021-12-29 | 2021-12-29 | Novel marsh gas collection and utilization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216550313U (en) |
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2021
- 2021-12-29 CN CN202123372517.8U patent/CN216550313U/en active Active
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