CN113931823B - Heat energy recycling system of air compressor - Google Patents
Heat energy recycling system of air compressor Download PDFInfo
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- CN113931823B CN113931823B CN202111357215.5A CN202111357215A CN113931823B CN 113931823 B CN113931823 B CN 113931823B CN 202111357215 A CN202111357215 A CN 202111357215A CN 113931823 B CN113931823 B CN 113931823B
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- lubricating oil
- pipe
- gas
- heat exchanger
- oil
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- 238000004064 recycling Methods 0.000 title claims abstract description 17
- 239000010687 lubricating oil Substances 0.000 claims abstract description 119
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000003921 oil Substances 0.000 claims abstract description 39
- 238000001816 cooling Methods 0.000 claims abstract description 37
- 238000000926 separation method Methods 0.000 claims abstract description 25
- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 239000000498 cooling water Substances 0.000 claims abstract description 14
- 238000001035 drying Methods 0.000 claims abstract description 12
- 230000001105 regulatory effect Effects 0.000 claims description 25
- 239000010705 motor oil Substances 0.000 claims description 7
- 238000011084 recovery Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 206010060904 Freezing phenomenon Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/16—Filtration; Moisture separation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressor (AREA)
Abstract
The invention discloses a heat energy recycling system of an air compressor, wherein an air inlet is arranged on a compression host, an oil pipe is arranged between the compression host and an oil-gas tank, a gas separation pipe is arranged between the oil-gas tank and a compressed air cooling system, a gas pipe is arranged between the compressed air cooling system and a post-treatment drying system, a lubricating oil separation pipe is arranged between the oil-gas tank and the lubricating oil cooling system, a lubricating oil return pipe is arranged between the lubricating oil cooling system and the compression host, a gas inlet pipe and a gas outlet pipe are arranged between a gas heat exchanger and the gas separation pipe, a lubricating oil inlet pipe and a lubricating oil outlet pipe are arranged between a lubricating oil heat exchanger and the lubricating oil separation pipe, a cold side water inlet pipe is arranged on the gas heat exchanger, a cold side water outlet pipe is arranged on the lubricating oil heat exchanger, and a cooling water pipe is arranged between the gas heat exchanger and the lubricating oil heat exchanger. The heat energy recycling system of the air compressor can fully recycle and utilize heat energy generated during the working of the air compressor.
Description
Technical Field
The invention discloses a heat energy recycling system of an air compressor, and belongs to the technical field of heat energy recycling.
Background
At present, the application of the air compressor in China is very wide, the air compressor converts electric energy into mechanical energy and heat energy in the operation process, wherein the mechanical energy accounts for a small part, most of electric energy is converted into heat energy, the conversion of electric energy and heat energy consumed by the air compressor reaches 94%, the heat energy is treated by a cooling system and is radiated to disappear in the air to cause waste, and the heat energy is treated by the cooling system and is radiated to disappear in the air to cause the rise of the environment temperature. Practice proves that when the ambient temperature rises by 1 ℃, the gas yield of the air compressor is reduced by 0.5%, the temperature rises by 10 ℃, and the gas yield of the air compressor is reduced by 5%, so that the working efficiency of the air compressor is reduced. In order to solve the problem, most users use closed cooling water for cooling, but the temperature difference of the cooling water is larger along with the seasonal variation, meanwhile, the air compressor cooler is configured for factory standard, when the temperature of the cooling water is high, the temperature of the air compressor is high, oil quality is accelerated, even the safe operation of a host is influenced, the temperature of the outlet air is high, the load of post-treatment is aggravated, the energy consumption of the post-treatment operation is increased, and in conclusion, the heat energy recycling of the existing air compressor is insufficient. Therefore, there is a need to develop a heat energy recycling system for air compressors to solve the problem.
Disclosure of Invention
Therefore, the embodiment of the invention provides a heat energy recycling system of an air compressor, which aims to solve the problem that the heat energy recycling of the existing air compressor is insufficient.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: the utility model provides an air compressor machine heat energy recovery system of recycling, includes compression host computer, oil gas pitcher, compressed air cooling system, aftertreatment drying system, lubricating oil cooling system, gas heat exchanger, lubricating oil heat exchanger, be provided with the air inlet on the compression host computer, be provided with the oil gas pipe between compression host computer and the oil gas pitcher, be provided with the gas separation pipe between oil gas pitcher and the compressed air cooling system, be provided with the gas pipe between compression air cooling system and the aftertreatment drying system, be provided with the lubricating oil separation pipe between oil gas pitcher and the lubricating oil cooling system, be provided with the lubricating oil back flow between lubricating oil cooling system and the compression host computer, be provided with gas inlet pipe and gas outlet pipe between gas heat exchanger and the gas separation pipe, be provided with cold side inlet tube on the gas heat exchanger, be provided with the cold side outlet pipe on the lubricating oil heat exchanger, be provided with the condenser tube between gas heat exchanger and the lubricating oil heat exchanger;
the cold-side water inlet pipe is sequentially provided with a variable-frequency water pump and an adjusting electric valve along the direction of the gas heat exchanger.
Preferably, the gas heat exchanger is further provided with a drain pipe, the drain pipe is provided with a stop valve, and the tail end of the drain pipe is provided with a condensate pre-drainer.
Preferably, the cold-side water inlet pipe is also provided with a stop valve and a flowmeter;
a stop valve and a flowmeter are arranged at one end of the cooling water pipe close to the gas heat exchanger and one end of the cooling water pipe close to the lubricating oil heat exchanger;
an oil detector, a stop valve and a flowmeter are sequentially arranged on the cold-side water outlet pipe along the direction of the lubricating oil heat exchanger;
a stop valve and a flowmeter are sequentially arranged on the lubricating oil inlet pipe along the direction of the lubricating oil heat exchanger;
and one end of the gas inlet pipe, which is close to the gas heat exchanger, is sequentially provided with a stop valve and a flowmeter.
Preferably, the lubricating oil outlet pipe is provided with a stop valve and a flowmeter in sequence along the direction of the lubricating oil heat exchanger, the lubricating oil outlet pipe is also provided with a three-way regulating electric valve, two openings of the three-way regulating electric valve are connected to the lubricating oil outlet pipe, and a reflux oil pipe is arranged between a third opening of the three-way regulating electric valve and the lubricating oil reflux pipe.
Preferably, one end of the lubricating oil separating pipe, which is close to the oil tank, is provided with a mechanical temperature control valve, the mechanical temperature control valve is a three-way valve, two openings, which are opposite, of the mechanical temperature control valve are connected to the lubricating oil separating pipe, one end of the lubricating oil return pipe, which is close to the compression host, is provided with an engine oil filter, and a lubricating oil pipe is arranged between a third opening of the mechanical temperature control valve and the engine oil filter.
Preferably, the three-way regulating electric valve, the stop valve and the flowmeter are sequentially arranged on the gas outlet pipe along the direction of the gas heat exchanger, two openings opposite to each other of the three-way regulating electric valve are connected to the gas outlet pipe, and a gas drying pipe is arranged between the third opening of the three-way regulating electric valve and the gas pipe.
Preferably, a stop valve is arranged between the joints of the gas inlet pipe and the gas outlet pipe on the gas separation pipe;
and a stop valve is arranged between the joint of the lubricating oil inlet pipe and the lubricating oil outlet pipe on the lubricating oil separation pipe.
Preferably, the gas inlet pipe, the gas outlet pipe, the lubricating oil inlet pipe, the lubricating oil outlet pipe and the cold-side water outlet pipe are all provided with temperature sensors.
Preferably, the temperature in the gas outlet tube is 40 ℃.
Preferably, the oil temperature of the outlet of the compression host is not lower than 80 ℃, and the water temperature passing through the lubricating oil heat exchanger is lower than the oil inlet temperature by 6-8 ℃.
The invention has at least the following advantages:
1. by arranging the gas heat exchanger, the lubricating oil heat exchanger and the pipeline system thereof, the heat energy released by the air compressor is fully recovered, and the recovered heat energy can reach more than 88 percent of the shaft power; the temperature of the air at the outlet of the air compressor is effectively reduced, the discharge of the condensed water pretreatment in the compressed air is increased by more than 50%, the burden of a post-treatment system is reduced, and the purposes of energy conservation and emission reduction are achieved;
2. when the external cooling system consisting of the gas heat exchanger, the lubricating oil heat exchanger and the pipeline system is not effective to adjust, the three-way regulating electric valve is automatically adjusted to the compressed air cooling system or the lubricating oil cooling system for cooling, so that the problem of overhigh temperature is effectively avoided;
3. the environmental temperature is effectively reduced, and the gas yield is increased;
4. the original cooling system stops working, 3-5% of the shaft power of the air compressor is saved, and the aim of energy saving is achieved;
5. and the condensate pre-drainer is arranged, so that the load of a post-treatment system is reduced, and the energy consumption is reduced.
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. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the invention, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present invention, should fall within the ambit of the technical disclosure.
Fig. 1 is a schematic structural diagram of a heat energy recycling system of an air compressor of the present invention;
wherein: 1-compressing a host; 101-an air inlet; 2-an oil tank; 3-a compressed air cooling system; 4-post-treatment drying system; 5-a lube oil cooling system; 6-a gas heat exchanger; 7-a lubricating oil heat exchanger; 8-an oil gas pipe; 9-a gas separation tube; 10-gas tube; 11-lubricating oil separating pipe; 12-lubricating oil return pipe; 13-a gas inlet tube; 14-a gas outlet tube; 15-a lube inlet pipe; 16-a lubricating oil outlet pipe; 17-cold side water inlet pipe; 18-a cold side water outlet pipe; 19-cooling water pipes; 20-draining pipe; 21-a shut-off valve; 22-a condensate pre-drainer; 23-a variable-frequency water pump; 24-adjusting an electric valve; 25-a flow meter; 26-oil detector; 27-a three-way regulating electric valve; 28-return oil pipe; 29-a mechanical temperature control valve; 30-an engine oil filter; 31-lubricating oil pipe; 32-a gas drying tube; 33-temperature sensor.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention proposes a technical scheme: the utility model provides an air compressor machine heat energy recycling system, includes compression host 1, oil gas jar 2, compressed air cooling system 3, aftertreatment drying system 4, lubricating oil cooling system 5, gas heat exchanger 6, lubricating oil heat exchanger 7, be provided with air inlet 101 on the compression host 1, be provided with oil gas pipe 8 between compression host 1 and the oil gas jar 2, be provided with gas separation tube 9 between oil gas jar 2 and the compressed air cooling system 3, be provided with gas pipe 10 between compressed air cooling system 3 and aftertreatment drying system 4, be provided with lubricating oil separation tube 11 between oil gas jar 2 and lubricating oil cooling system 5, be provided with lubricating oil back flow 12 between lubricating oil cooling system 5 and the compression host 1, be provided with gas inlet pipe 13 and gas outlet pipe 14 between gas heat exchanger 6 and gas separation tube 9, be provided with lubricating oil inlet pipe 15 and lubricating oil outlet pipe 16 between lubricating oil heat exchanger 7 and lubricating oil separation tube 11, be provided with cold side inlet pipe 17 on the gas heat exchanger 6, be provided with cold side outlet pipe 18 on lubricating oil heat exchanger 7, be provided with lubricating oil cooling water pipe 19 between gas heat exchanger 6 and lubricating oil heat exchanger 7;
a variable-frequency water pump 23 and an adjusting electric valve 24 are sequentially arranged on the cold-side water inlet pipe 17 along the direction of the gas heat exchanger 6;
a drain pipe 20 is further arranged on the gas heat exchanger 6, a stop valve 21 is arranged on the drain pipe 20, and a condensate pre-drainer 22 is arranged at the tail end of the drain pipe 20 so as to reduce the load of a post-treatment system;
the cold-side water inlet pipe 17 is also provided with a stop valve 21 and a flowmeter 25;
a stop valve 21 and a flowmeter 25 are arranged at one end of the cooling water pipe 19 close to the gas heat exchanger 6 and one end of the cooling water pipe close to the lubricating oil heat exchanger 7;
an oil detector 26, a stop valve 21 and a flowmeter 25 are sequentially arranged on the cold-side water outlet pipe 18 along the direction of the lubricating oil heat exchanger 7;
a stop valve 21 and a flowmeter 25 are sequentially arranged on the lubricating oil inlet pipe 15 along the direction of the lubricating oil heat exchanger 7;
a stop valve 21 and a flowmeter 25 are sequentially arranged on the lubricating oil outlet pipe 16 along the direction of the lubricating oil heat exchanger 7, a three-way regulating electric valve 27 is also arranged on the lubricating oil outlet pipe 16, two openings of the three-way regulating electric valve 27 are connected to the lubricating oil outlet pipe 16, and a backflow oil pipe 28 is arranged between a third opening of the three-way regulating electric valve 27 and the lubricating oil backflow pipe 12;
a mechanical temperature control valve 29 is arranged at one end, close to the oil tank 2, of the lubricating oil separation pipe 11, the mechanical temperature control valve 29 is a three-way valve, two opposite openings of the mechanical temperature control valve 29 are connected to the lubricating oil separation pipe 11, an engine oil filter 30 is arranged at one end, close to the compression host 1, of the lubricating oil return pipe 12, and a lubricating oil pipe 31 is arranged between a third opening of the mechanical temperature control valve 29 and the engine oil filter 30;
a three-way regulating electric valve 27, a stop valve 21 and a flowmeter 25 are sequentially arranged on the gas outlet pipe 14 along the direction of the gas heat exchanger 6, two opposite openings of the three-way regulating electric valve 27 are connected to the gas outlet pipe 14, and a gas drying pipe 32 is arranged between a third opening of the three-way regulating electric valve 27 and the gas pipe 10;
a stop valve 21 and a flowmeter 25 are sequentially arranged at one end, close to the gas heat exchanger 6, of the gas inlet pipe 13;
a stop valve 21 is arranged between the joints of the gas inlet pipe 13 and the gas outlet pipe 14 on the gas separation pipe 9;
a stop valve 21 is arranged between the joints of the lubricating oil inlet pipe 15 and the lubricating oil outlet pipe 16 on the lubricating oil separation pipe 11;
the gas inlet pipe 13, the gas outlet pipe 14, the lubricating oil inlet pipe 15, the lubricating oil outlet pipe 16 and the cold-side water outlet pipe 18 are all provided with temperature sensors 33;
the temperature in the gas outlet pipe 14 is generally about 40 ℃ and not lower than 3 ℃ (preventing the air from entering the post-treatment device to form a freezing phenomenon), and the water temperature passing through the gas heat exchanger 6 is generally increased by 3 ℃;
the oil temperature of the outlet of the compression host 1 cannot be lower than 80 ℃, the optimal temperature range of the oil temperature of the outlet of the compression host 1 is 90+/-5 ℃, and the water temperature passing through the lubricating oil heat exchanger 7 is generally lower than the oil inlet temperature by 6-8 ℃;
the general water replenishing mode of the thermal power plant is that the deaerator is replenished with water, the heat energy released by the compression host 1 in the working process is fully recycled, and the rest part is heated by the original water replenishing. The deaerator has strict requirements on water quality, an oil detector 26 is additionally arranged on the water outlet side, the measuring precision is 15ppm, and the response time is less than 5sec;
the control concept is as follows:
the temperature sensor 33 on the high-temperature hot oil outlet lubricating oil inlet pipe 15 is linked with the variable-frequency water supply pump 23 to perform variable-frequency operation in one interval, and the water supply quantity is regulated by regulating the electric valve 24, so that the temperature is ensured to be at a set value, and meanwhile, the variable-frequency water pump 23 is prevented from performing pressure-holding operation;
in winter and summer, the cooling water is greatly changed in the range of 3-35 ℃, the temperature in the lubricating oil inlet pipe 15 is preferentially ensured to be in a set range, and meanwhile, the indoor environment temperature is taken to ensure that the temperature in the gas outlet pipe 14 runs below 10 ℃ lower than the room temperature as much as possible;
the gas heat exchanger 6 and the lubricating oil heat exchanger 7 are independently arranged in series, and when the adjustment means cannot be met, part of the gas heat exchanger 6 and the lubricating oil heat exchanger 7 are closed or opened;
control adjustment principle:
the temperature sensor 33 on the lubricating oil inlet pipe 15 is linked with the variable-frequency water pump 23 to perform variable-frequency operation in one interval;
regulating the electric valve 24 to fine tune the water supply amount while taking into account the temperature of the temperature sensor 33 on the gas outlet pipe 14;
the gas heat exchanger 6 and the lubricating oil heat exchanger 7 are turned off or turned on for readjustment.
If the outlet water temperature needs to be ensured, the temperature sensor 33 on the lubricating oil inlet pipe 15 and the temperature sensor 33 on the gas outlet pipe 14 need to be ensured to be in a standard range, and the temperature sensor 33 on the cold side outlet pipe 18 can also be used as a reference, so that the control and adjustment principles are the same.
While the invention has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (5)
1. The utility model provides an air compressor machine heat energy recycling system, includes compression host computer (1), oil gas tank (2), compressed air cooling system (3), aftertreatment drying system (4), lubricating oil cooling system (5), be provided with air inlet (101) on compression host computer (1), be provided with oil gas pipe (8) between compression host computer (1) and oil gas tank (2), be provided with gas separation pipe (9) between oil gas tank (2) and compressed air cooling system (3), be provided with gas pipe (10) between compressed air cooling system (3) and aftertreatment drying system (4), be provided with lubricating oil separation pipe (11) between oil gas tank (2) and lubricating oil cooling system (5), be provided with lubricating oil back flow (12) between lubricating oil cooling system (5) and compression host computer (1), its characterized in that still includes gas heat exchanger (6) and lubricating oil heat exchanger (7), be provided with gas inlet pipe (13) and gas outlet pipe (14) between gas heat exchanger (6) and gas separation pipe (9), be provided with lubricating oil inlet pipe (16) and lubricating oil outlet (16) between lubricating oil heat exchanger (7) and lubricating oil cooling system (5), a cold-side water inlet pipe (17) is arranged on the gas heat exchanger (6), a cold-side water outlet pipe (18) is arranged on the lubricating oil heat exchanger (7), and a cooling water pipe (19) is arranged between the gas heat exchanger (6) and the lubricating oil heat exchanger (7);
a variable-frequency water pump (23) and an adjusting electric valve (24) are sequentially arranged on the cold-side water inlet pipe (17) along the direction of the gas heat exchanger (6);
a stop valve (21) and a flowmeter (25) are sequentially arranged on the lubricating oil outlet pipe (16) along the direction of the lubricating oil heat exchanger (7), a three-way regulating electric valve (27) is further arranged on the lubricating oil outlet pipe (16), two openings of the three-way regulating electric valve (27) are connected to the lubricating oil outlet pipe (16), and a backflow oil pipe (28) is arranged between a third opening of the three-way regulating electric valve (27) and the lubricating oil backflow pipe (12);
one end, close to the oil tank (2), of the lubricating oil separation pipe (11) is provided with a mechanical temperature control valve (29), the mechanical temperature control valve (29) is a three-way valve, two opposite openings of the mechanical temperature control valve (29) are connected to the lubricating oil separation pipe (11), one end, close to the compression host (1), of the lubricating oil return pipe (12) is provided with an engine oil filter (30), and a lubricating oil pipe (31) is arranged between a third opening of the mechanical temperature control valve (29) and the engine oil filter (30);
a three-way regulating electric valve (27), a stop valve (21) and a flowmeter (25) are sequentially arranged on the gas outlet pipe (14) along the direction of the gas heat exchanger (6), two opposite openings of the three-way regulating electric valve (27) are connected to the gas outlet pipe (14), and a gas drying pipe (32) is arranged between a third opening of the three-way regulating electric valve (27) and the gas pipe (10);
a stop valve (21) is arranged between the joints of the gas inlet pipe (13) and the gas outlet pipe (14) on the gas separation pipe (9);
a stop valve (21) is arranged between the joint of the lubricating oil inlet pipe (15) and the lubricating oil outlet pipe (16) on the lubricating oil separation pipe (11);
the gas inlet pipe (13), the gas outlet pipe (14), the lubricating oil inlet pipe (15), the lubricating oil outlet pipe (16) and the cold side water outlet pipe (18) are provided with temperature sensors (33); wherein, a temperature sensor (33) on the lubricating oil inlet pipe (15) is linked with a variable-frequency water pump (23) to perform variable-frequency operation in a section, and the water supply quantity is regulated by adjusting an electric valve (24) to ensure that the temperature is at a set value;
when the external cooling system formed by the gas heat exchanger (6), the lubricating oil heat exchanger (7) and the pipeline system thereof is not effective to adjust, the three-way regulating electric valve (27) is automatically adjusted to the compressed air cooling system (3) or the lubricating oil cooling system (5) for cooling.
2. The air compressor heat energy recycling system according to claim 1, wherein a drain pipe (20) is further arranged on the gas heat exchanger (6), a stop valve (21) is arranged on the drain pipe (20), and a condensate pre-drainer (22) is arranged at the tail end of the drain pipe (20).
3. The air compressor heat energy recycling system according to claim 1, wherein the cold side water inlet pipe (17) is further provided with a stop valve (21) and a flowmeter (25);
a stop valve (21) and a flowmeter (25) are arranged at one end of the cooling water pipe (19) close to the gas heat exchanger (6) and one end of the cooling water pipe close to the lubricating oil heat exchanger (7);
an oil detector (26), a stop valve (21) and a flowmeter (25) are sequentially arranged on the cold-side water outlet pipe (18) along the direction of the lubricating oil heat exchanger (7);
a stop valve (21) and a flowmeter (25) are sequentially arranged on the lubricating oil inlet pipe (15) along the direction of the lubricating oil heat exchanger (7);
and a stop valve (21) and a flowmeter (25) are sequentially arranged at one end, close to the gas heat exchanger (6), of the gas inlet pipe (13).
4. An air compressor heat energy recovery and reuse system according to claim 1, characterized in that the temperature in said gas outlet pipe (14) is 40 ℃.
5. The air compressor heat energy recycling system according to claim 1, wherein the oil temperature at the outlet of the compression host (1) is not lower than 80 ℃, and the water temperature passing through the lubricating oil heat exchanger (7) is 6-8 ℃ lower than the oil inlet temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111357215.5A CN113931823B (en) | 2021-11-16 | 2021-11-16 | Heat energy recycling system of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111357215.5A CN113931823B (en) | 2021-11-16 | 2021-11-16 | Heat energy recycling system of air compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113931823A CN113931823A (en) | 2022-01-14 |
| CN113931823B true CN113931823B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111357215.5A Active CN113931823B (en) | 2021-11-16 | 2021-11-16 | Heat energy recycling system of air compressor |
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| CN (1) | CN113931823B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101587027A (en) * | 2009-06-23 | 2009-11-25 | 上海理工大学 | System for testing heat-transfer performance of gas-water-oil heat interchanger |
| CN103573635A (en) * | 2013-10-14 | 2014-02-12 | 杭州山立净化设备股份有限公司 | Oil gas double heat recovery system |
| CN207989267U (en) * | 2018-02-24 | 2018-10-19 | 重庆埃泰克能源科技有限公司 | A kind of waste heat recovery system of air compressor |
| CN211096235U (en) * | 2019-11-12 | 2020-07-28 | 诸城市铭品食品机械有限公司 | Steam-gas mixing sterilization kettle |
| CN211623643U (en) * | 2019-10-26 | 2020-10-02 | 辽宁金碳碳管理有限责任公司 | Waste heat recovery system of air compressor |
| CN212429192U (en) * | 2020-08-21 | 2021-01-29 | 亿利洁能科技有限公司 | Heat recovery system of air compressor |
| CN113530830A (en) * | 2021-06-25 | 2021-10-22 | 万众热工科技(广州)有限公司 | Dry-type does not have oily screw compressor machine heat recovery management system |
-
2021
- 2021-11-16 CN CN202111357215.5A patent/CN113931823B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101587027A (en) * | 2009-06-23 | 2009-11-25 | 上海理工大学 | System for testing heat-transfer performance of gas-water-oil heat interchanger |
| CN103573635A (en) * | 2013-10-14 | 2014-02-12 | 杭州山立净化设备股份有限公司 | Oil gas double heat recovery system |
| CN207989267U (en) * | 2018-02-24 | 2018-10-19 | 重庆埃泰克能源科技有限公司 | A kind of waste heat recovery system of air compressor |
| CN211623643U (en) * | 2019-10-26 | 2020-10-02 | 辽宁金碳碳管理有限责任公司 | Waste heat recovery system of air compressor |
| CN211096235U (en) * | 2019-11-12 | 2020-07-28 | 诸城市铭品食品机械有限公司 | Steam-gas mixing sterilization kettle |
| CN212429192U (en) * | 2020-08-21 | 2021-01-29 | 亿利洁能科技有限公司 | Heat recovery system of air compressor |
| CN113530830A (en) * | 2021-06-25 | 2021-10-22 | 万众热工科技(广州)有限公司 | Dry-type does not have oily screw compressor machine heat recovery management system |
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| Publication number | Publication date |
|---|---|
| CN113931823A (en) | 2022-01-14 |
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