CN215864736U - Refrigerating device for efficiently condensing waste gas - Google Patents
Refrigerating device for efficiently condensing waste gas Download PDFInfo
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- CN215864736U CN215864736U CN202121217588.8U CN202121217588U CN215864736U CN 215864736 U CN215864736 U CN 215864736U CN 202121217588 U CN202121217588 U CN 202121217588U CN 215864736 U CN215864736 U CN 215864736U
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Abstract
The utility model belongs to the field of waste gas utilization, and particularly relates to a refrigerating device for efficiently condensing waste gas, which comprises an air condenser, wherein the air condenser is connected with a scroll compressor through a shock absorption pipe 54, the scroll compressor is connected with a 0-degree heat exchanger, the air inlet end of the 0-degree heat exchanger is connected with an air inlet pipeline, the air outlet end of the 0-degree heat exchanger is connected with a 5-degree air outlet pipe, the 5-degree air outlet pipe is connected with the air inlet end of a-35-degree heat exchanger, the air outlet end of the-35-degree heat exchanger is connected with a-30-degree air outlet pipe, the-30-degree air outlet pipe is connected with the air inlet end of a-55-degree heat exchanger, the air outlet end of the-55-degree heat exchanger is connected with a water mist spreading device, and the water mist spreading device is connected with the air outlet end of a-40-degree heat exchanger through a pipeline. The utility model fully utilizes the organic waste gas as the power energy of absorption refrigeration, can effectively refrigerate through multi-stage cooling, and has the advantages of energy saving, environmental protection and low operation cost.
Description
Technical Field
The utility model relates to the technical field of waste gas utilization, in particular to a refrigerating device for efficiently condensing waste gas.
Background
Light hydrocarbon components in oil products and volatile gas components in the production process of pharmaceutical chemicals have strong volatility, and the volatile gas components volatilize into the atmosphere in the production, storage, transportation and sale processes to cause resource waste and environmental hazard, and the waste gas condensation and recovery can realize the pollution control of oil gas and harmful gas and can also generate considerable economic benefit. The research work of oil gas recovery technology started and made good results abroad in the middle of the last century. Compared with foreign technologies, the oil gas recovery technology in China starts late, has large difference, is lack of experimental and application data particularly in the research aspect of the oil gas recovery process flow, and is relatively weak in basic theory and application technology.
Thanks to the rapid development of refrigeration technology in the last thirty years, the recovery of volatile gas by a condensation method shows great technical advantages, and a cascade system becomes the mainstream of an oil-gas recovery refrigeration system by the condensation method because of the advantages of low condensation temperature, compact system, realization of modular manufacturing and the like. The system takes an autonomously designed condensation method volatile gas recovery refrigeration system with a precooling unit as a research object, carries out system analysis and design research on a refrigeration cycle system device for recovering volatile gas, and mainly comprises the following working contents:
1. the development background, the purpose and the significance of the volatile gas condensation recovery technology are introduced, the development of the related technology of volatile gas recovery at home and abroad and the current situation of storage, transportation and sale links are combined, and the condensation method adopting the multi-working medium cascade (or self-cascade) refrigeration technology is demonstrated to have better economy and reliability by comparing and analyzing a plurality of volatile gas recovery methods.
2. The basic principle and the structural characteristics of the cascade refrigeration cycle and the white cascade refrigeration cycle are introduced, and the technical advantages of the mixed working medium self-cascade refrigeration cycle, the thermophysical property calculation of the mixed working medium and the classification and selection principle of the working medium are analyzed.
3. A large-scale chemical process simulation software AspenPlus is applied, an autonomously designed condensation method oil gas recovery refrigeration system with a precooling unit is taken as a research object, systematic simulation analysis is carried out on the condensation type oil gas recovery system, and a steady-state operation result and related thermodynamic parameters of the refrigeration system are obtained.
4. Carrying out system simulation operation, carrying out Sensitivity analysis on the refrigerating system by using an optimization analysis tool sensitity in AspenPlus, and researching the influence of the proportion change of the non-azeotropic mixed refrigerant on the performance of the compressor of the self-overlapping unit; the working performance of the condensing oil-gas recovery system is researched, the condensing characteristic of oil gas is optimized and analyzed, and technical support is provided for the design and operation control of key parameters of the condensing oil-gas recovery system.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a refrigerating device for efficiently condensing waste gas.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a refrigerating device for efficiently condensing waste gas comprises an air condenser, wherein an interface of the air condenser is connected with a scroll compressor through a shock absorption pipe 54, the scroll compressor is connected with a 0-degree heat exchanger, an air inlet end of the 0-degree heat exchanger is connected with an air inlet pipeline, an air outlet end of the 0-degree heat exchanger is connected with a 5-degree air outlet pipe, the 5-degree air outlet pipe is connected with an air inlet end of a-35-degree heat exchanger, an air outlet end of the-35-degree heat exchanger is connected with a-30-degree air outlet pipe, the-30-degree air outlet pipe is connected with an air inlet end of a-55-degree heat exchanger, an air outlet end of the-55-degree heat exchanger is connected with a water mist spreading and collecting device, the water mist spreading and collecting device is connected with an air outlet end of a-40-degree heat exchanger through a pipeline, an air inlet end of the-40-degree heat exchanger is connected with an air outlet pipeline, and the air condenser is respectively connected with a first oil separator, a second oil separator and a third oil separator, the first oil separator, the second oil separator and the third oil separator are respectively connected with a first heat regenerator, a second heat regenerator and a third heat regenerator, the first heat regenerator is connected with a-35-degree heat exchanger and a-40-degree heat exchanger, the second heat regenerator is connected with a-55-degree heat exchanger, the third heat regenerator is connected with a-55-degree heat exchanger, the second heat regenerator is connected with a fourth heat regenerator through a shock absorption pipe 42, and the fourth heat regenerator is connected with a heat exchanger.
Preferably, the intake duct is provided with a first temperature sensor, a pressure sensor and a manual valve, and the first temperature sensor, the pressure sensor and the manual valve are arranged in sequence.
Preferably, the-55-degree heat exchanger is connected with a liquid accumulation tank, a liquid outlet is formed in the liquid accumulation pipe, and the third oil separator is connected with an oil storage tank.
Preferably, the air inlet ends of the 0-degree heat exchanger, the-35-degree heat exchanger and the-55-degree heat exchanger are respectively provided with an electric valve.
Preferably, the 5-degree air outlet pipe and the-30-degree air outlet pipe are both provided with a second temperature sensor.
According to the efficient waste gas condensing refrigeration device, organic waste gas is fully utilized as power energy for absorption refrigeration, refrigeration can be effectively carried out through multi-stage cooling, and the efficient waste gas condensing refrigeration device has the advantages of energy conservation, environmental protection and low operation cost.
Drawings
Fig. 1 is a schematic view of a refrigerating apparatus for condensing exhaust gas with high efficiency according to the present invention.
In the figure: 1 air condenser, 2 scroll compressor, 3 first regenerator, 4 first oil separator, 5 second regenerator, 6 second oil separator, 70 degree heat exchanger, 8 first temperature sensor, 9 pressure sensor, 10 hand valve, 115 degree air outlet pipe, 12-35 degree heat exchanger, 13-30 degree air outlet pipe, 14-55 degree heat exchanger, 15 liquid accumulation tank, 16 water mist spreading collector, 17-40 degree heat exchanger, 18 third oil separator, 19 oil storage tank, 20 third regenerator, 21 fourth regenerator and 22 heat exchanger.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.
Referring to fig. 1, a refrigerating device for efficiently condensing waste gas comprises an air condenser 1 connected with a scroll compressor 2 through a shock absorption pipe 54, the scroll compressor 2 is connected with a 0-degree heat exchanger 7, the air inlet end of the 0-degree heat exchanger 7 is connected with an air inlet pipeline, the air outlet end of the 0-degree heat exchanger 7 is connected with a 5-degree air outlet pipe 11, the 5-degree air outlet pipe 11 is connected with the air inlet end of a-35-degree heat exchanger 12, the air outlet end of the-35-degree heat exchanger 12 is connected with a-30-degree air outlet pipe 13, the 30-degree air outlet pipe 13 is connected with the air inlet end of a-55-degree heat exchanger 14, the air outlet end of the 55-degree heat exchanger 14 is connected with a water mist spreading and collecting device 16, the water mist spreading and collecting device 16 is connected with the air outlet end of a-40-degree heat exchanger 17 through a pipeline, the air inlet end of the-40-degree heat exchanger 17 is connected with an air outlet pipeline, the air condenser 1 is respectively connected with a first oil separator 4, a second oil separator 4, a third oil separator 4 is connected with a third oil separator 4, a third oil is connected with a third oil, a third oil is connected with a third oil, a third oil is connected with a third oil, a third oil is connected with a third oil, a third oil is connected with a third oil, a fourth oil, a third oil, a fourth oil, a third oil, a fourth oil, a third oil, a fourth oil, The oil separator comprises a second oil separator 6 and a third oil separator 18, wherein the first oil separator 4, the second oil separator 6 and the third oil separator 18 are respectively connected with a first heat regenerator 3, a second heat regenerator 5 and a third heat regenerator 20, the first heat regenerator 3 is connected with a-35-degree heat exchanger 12 and a-40-degree heat exchanger 17, the second heat regenerator 5 is connected with a-55-degree heat exchanger 14, the third heat regenerator 20 is connected with a-55-degree heat exchanger 14, the second heat regenerator 5 is connected with a fourth heat regenerator 21 through a shock absorbing pipe 42 in an interface mode, and the fourth heat regenerator 21 is connected with a heat exchanger 22.
In the utility model, the first temperature sensor 8, the pressure sensor 9 and the manual valve 10 are installed on the air inlet pipeline, and the first temperature sensor 8, the pressure sensor 9 and the manual valve 10 are sequentially arranged.
In the utility model, the-55-degree heat exchanger 14 is connected with the liquid accumulation tank 15, the liquid accumulation pipe 15 is provided with a liquid discharge port, and the third oil separator 18 is connected with the oil storage tank 19.
In the utility model, electric valves are arranged at the air inlet ends of the 0-degree heat exchanger 7, the-35-degree heat exchanger 12 and the-55-degree heat exchanger 14.
In the utility model, the 5-degree air outlet pipe 11 and the-30-degree air outlet pipe 13 are both provided with a second temperature sensor.
When the multi-stage cooling device is used, organic waste gas is absorbed, the organic waste gas is subjected to multi-stage cooling through the heat exchanger, redundant water mist and liquid are collected, and the organic waste gas subjected to multi-stage cooling is acted by the heat regenerator to achieve the purpose of refrigeration.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The refrigerating device for efficiently condensing waste gas is characterized by comprising an air condenser (1) which is connected with a scroll compressor (2) through a shock absorption pipe 54, wherein the scroll compressor (2) is connected with a 0-degree heat exchanger (7), the air inlet end of the 0-degree heat exchanger (7) is connected with an air inlet pipeline, the air outlet end of the 0-degree heat exchanger (7) is connected with a 5-degree air outlet pipe (11), the 5-degree air outlet pipe (11) is connected with the air inlet end of a-35-degree heat exchanger (12), the air outlet end of the-35-degree heat exchanger (12) is connected with a-30-degree air outlet pipe (13), the-30-degree air outlet pipe (13) is connected with the air inlet end of a-55-degree heat exchanger (14), the air outlet end of the-55-degree heat exchanger (14) is connected with a water mist collector (16), the water mist collector (16) is connected with the air outlet end of a-40-degree heat exchanger (17) through a pipeline, the air inlet end of the-40-degree heat exchanger (17) is connected with an air outlet pipeline, the air condenser (1) is respectively connected with a first oil separator (4), a second oil separator (6) and a third oil separator (18), the first oil separator (4), the second oil separator (6) and the third oil separator (18) are respectively connected with a first heat regenerator (3), a second heat regenerator (5) and a third heat regenerator (20), the first heat regenerator (3) is connected with a-35-degree heat exchanger (12) and a-40-degree heat exchanger (17), the second heat regenerator (5) is connected with a-55-degree heat exchanger (14), the third heat regenerator (20) is connected with the-55-degree heat exchanger (14), the second heat regenerator (5) is connected with a fourth heat regenerator (21) through a shock absorber tube 42, and the fourth heat regenerator (21) is connected with a heat exchanger (22).
2. A refrigerating device for condensing exhaust gas with high efficiency according to claim 1, characterized in that said intake duct is equipped with a first temperature sensor (8), a pressure sensor (9) and a manual valve (10), and the first temperature sensor (8), the pressure sensor (9) and the manual valve (10) are arranged in sequence.
3. A refrigerating device for condensing exhaust gas with high efficiency according to claim 1, characterized in that said-55 degree heat exchanger (14) is connected with a liquid accumulating tank (15), and the liquid accumulating pipe (15) is provided with a liquid discharging port, and said third oil separator (18) is connected with an oil storage tank (19).
4. A refrigerating device for condensing waste gas with high efficiency as claimed in claim 1, characterized in that the inlet end of said 0 degree heat exchanger (7), -35 degree heat exchanger (12) and-55 degree heat exchanger (14) is provided with electric valve.
5. A refrigerating plant for condensing flue gases with high efficiency as claimed in claim 1, wherein said 5 degree outlet duct (11) and-30 degree outlet duct (13) are provided with a second temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121217588.8U CN215864736U (en) | 2021-06-02 | 2021-06-02 | Refrigerating device for efficiently condensing waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121217588.8U CN215864736U (en) | 2021-06-02 | 2021-06-02 | Refrigerating device for efficiently condensing waste gas |
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| Publication Number | Publication Date |
|---|---|
| CN215864736U true CN215864736U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121217588.8U Active CN215864736U (en) | 2021-06-02 | 2021-06-02 | Refrigerating device for efficiently condensing waste gas |
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| CN (1) | CN215864736U (en) |
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2021
- 2021-06-02 CN CN202121217588.8U patent/CN215864736U/en active Active
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