CN219640475U - Centrifugal air compression waste heat utilization system for pharmaceutical factory workshop - Google Patents
Centrifugal air compression waste heat utilization system for pharmaceutical factory workshop Download PDFInfo
- Publication number
- CN219640475U CN219640475U CN202320555458.8U CN202320555458U CN219640475U CN 219640475 U CN219640475 U CN 219640475U CN 202320555458 U CN202320555458 U CN 202320555458U CN 219640475 U CN219640475 U CN 219640475U
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- Prior art keywords
- water
- air
- workshop
- lithium bromide
- waste heat
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- 239000002918 waste heat Substances 0.000 title claims abstract description 32
- 230000006835 compression Effects 0.000 title description 5
- 238000007906 compression Methods 0.000 title description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims abstract description 60
- 238000000855 fermentation Methods 0.000 claims abstract description 15
- 230000004151 fermentation Effects 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a centrifugal air pressure waste heat utilization system for a pharmaceutical factory workshop, which comprises a centrifugal air pressure unit, wherein the centrifugal air pressure unit is sequentially connected with a heat energy recoverer, an air preheater, an air cooler and a steam-water separator through a compressed air conveying pipeline, compressed air output by the steam-water separator is preheated by the air preheater and then is sent to a fermentation workshop, a water outlet of the heat energy recoverer is connected with a water inlet of a high-temperature side of a lithium bromide refrigerating unit through a hot water tank and a first water pump, a water outlet of the high-temperature side of the lithium bromide refrigerating unit is connected with the water inlet of the heat energy recoverer, a chilled water outlet of the lithium bromide refrigerating unit is communicated with a chilled water inlet of the fermentation workshop and the air cooler through a second water pump, and a water return port of the fermentation workshop and a chilled water outlet of the air cooler are connected with a chilled water return port of the lithium bromide refrigerating unit. The remarkable effects are as follows: the waste heat of the centrifugal air compressor unit is fully utilized to produce hot water, so that the cost is saved and the benefit is improved.
Description
Technical Field
The utility model relates to the technical field of comprehensive utilization of waste heat at the rear end of centrifugal air compression in the pharmaceutical industry, in particular to a centrifugal air compression waste heat utilization system of a pharmaceutical factory workshop.
Background
Compressed air is needed in the production process of pharmaceutical factories, and a large amount of waste heat is generated in the preparation process of the compressed air. The waste heat of the air compressor is the surplus heat generated by the air compressor in the process of producing high-pressure air. In the process of converting mechanical energy into internal energy by the air compressor, air is subjected to strong high-pressure compression and temperature rise, meanwhile, the high-speed rotation of the compressor can generate friction heat, and the high-temperature heat is discharged out of the engine body from oil gas mixed by lubricating oil of the air compressor. The heat of the high-temperature oil gas flow is equivalent to the rapid cooling of the heat dissipation system of the air compressor so as to meet the temperature requirement of the normal operation of the air compressor, and the heat is dissipated into the air and the cooling water through the heat dissipation system of the air compressor, so that the energy waste is caused.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a centrifugal air pressure waste heat utilization system for a pharmaceutical factory workshop, which realizes comprehensive utilization of energy sources by recovering and supplying the centrifugal air pressure waste heat to a place where the centrifugal air pressure waste heat is needed, so as to save operation cost and improve economic benefit.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a centrifugal air pressure waste heat utilization system of pharmaceutical factory workshop is characterized in that: including centrifugal air compressor unit, this centrifugal air compressor unit's compressed air export links to each other with heat energy recoverer, air heater, air cooler, catch water in proper order through compressed air pipeline, the compressed air of catch water output is passed through after air heater's preheating sends to the fermentation workshop, heat energy recoverer's delivery port is connected to lithium bromide refrigerating unit high temperature side's water inlet through hot-water tank and first water pump, lithium bromide refrigerating unit high temperature side's delivery port is connected to heat energy recoverer's water inlet, lithium bromide refrigerating unit's frozen water export is through the second water pump intercommunication to the fermentation workshop and air cooler's frozen water import, fermentation workshop's return water mouth and air cooler's frozen water export with lithium bromide refrigerating unit's frozen water return water mouth links to each other.
Further, the water outlet of the first water pump is connected with a high Wen Cejin water port of the workshop heating system through a water delivery pipeline, the high-temperature side water return port of the workshop heating system is connected to the water inlet of the heat energy recoverer, and a stop valve is arranged on the water delivery pipeline.
Further, a hot water tank is further arranged between the lithium bromide refrigerating unit and the heat energy recoverer, a water inlet of the hot water tank is connected with a water outlet of the high temperature side of the lithium bromide refrigerating unit, and a water outlet of the hot water tank is connected with a water inlet of the heat energy recoverer through a third water pump.
Further, the lithium bromide refrigerating unit is also communicated with a circulating water supply and return system.
Furthermore, the centrifugal air compressor unit is further connected with an air inlet of the air preheater through a bypass pipeline, and an electromagnetic valve is arranged on the bypass pipeline.
Furthermore, a circulating water cooling coil is also arranged in the air cooler, and two ends of the circulating water cooling coil are communicated with a circulating water supply and return system.
The utility model has the remarkable effects that: the system is characterized in that an air waste heat recycling system comprising a heat energy recoverer, an air preheater, an air cooler, a steam-water separator and other devices is arranged behind the centrifugal air compressor unit, hot water generated by waste heat is used by the lithium bromide refrigerating unit, the generated cold energy is used for refrigerating and dehumidifying compressed air in the air cooler to the pressure dew point of 20 ℃ in summer and is subjected to steam-water separation in the steam-water separator, the compressed air is heated by the air preheater to the temperature of 50 ℃ and then is sent to a fermentation workshop, and surplus hot water generated by the air pressure waste heat can be used for on-duty heating of users in the factory workshop, so that the waste heat of the centrifugal air compressor unit is fully utilized, the system can be used for heating in the lithium bromide unit or the factory, no resources are consumed to obtain hot water, and the cost is saved; the operation efficiency of the air compressor unit is improved, the operation condition of the air compressor unit is improved, the failure rate is reduced, and the service life of the air compressor unit is prolonged; the waste heat recovery is carried out at the rear end of the air compressor unit, so that the gas yield of the air compressor unit can be improved, the unit is ensured to be in a stable running state, and the service time of equipment is prolonged.
Drawings
FIG. 1 is a schematic diagram of a pipeline structure according to the present utility model.
Detailed Description
The following describes the embodiments and working principles of the present utility model in further detail with reference to the drawings.
As shown in fig. 1, a centrifugal air pressure waste heat utilization system in a pharmaceutical factory workshop comprises a centrifugal air compressor unit 1, wherein a compressed air outlet of the centrifugal air compressor unit 1 is sequentially connected with a heat energy recoverer 3, an air preheater 4, an air cooler 5 and a steam-water separator 6 through a compressed air conveying pipeline 2, compressed air output by the steam-water separator 6 is preheated by the air preheater 4 and then is sent to a fermentation workshop 7, a water outlet of the heat energy recoverer 3 is connected with a first water pump 9 through a hot water tank 8 to a water inlet on the high temperature side of a lithium bromide refrigerating unit 10, a water outlet on the high temperature side of the lithium bromide refrigerating unit 10 is connected to the water inlet of the heat energy recoverer 3, a chilled water outlet of the lithium bromide refrigerating unit 10 is communicated with the fermentation workshop 7 through a second water pump 11 and a chilled water inlet of the air cooler 5, a water return port of the fermentation workshop 7 and a chilled water outlet of the air cooler 5 are connected with a chilled water return port of the lithium bromide refrigerating unit 10, and the lithium bromide refrigerating unit 10 is also communicated with a circulating water supply system 16.
As can also be seen from fig. 1, the water outlet of the first water pump 9 is further connected with a water inlet of a high Wen Cejin of the workshop heating system 14 through a water supply pipeline 19, the water return inlet of the high temperature side of the workshop heating system 14 is connected to the water inlet of the heat energy recoverer 3, and a stop valve 15 is arranged on the water supply pipeline 19. Through the arrangement, the surplus hot water generated by the air compressor waste heat can be used for on-duty heating of users in factories, and the utilization efficiency of the waste heat of the air compressor unit 1 is improved.
In this example, a hot water tank 12 is further disposed between the lithium bromide refrigeration unit 10 and the heat energy recoverer 3, a water inlet of the hot water tank 12 is connected with a water outlet on a high temperature side of the lithium bromide refrigeration unit 10, and a water outlet of the hot water tank 12 is connected with a water inlet of the heat energy recoverer 3 through a third water pump 13. Through the arrangement of the hot water tank 12, hot water after being utilized by the lithium bromide refrigeration unit 10 or the workshop heating system 14 can be temporarily stored, so that the heat exchange efficiency of the heat energy recoverer 3 can be better adapted.
With reference to fig. 1, the centrifugal air compressor package 1 is further connected to the air intake of the air preheater 4 via a bypass duct 17, a solenoid valve 18 being provided on the bypass duct 17. By the arrangement of the bypass pipeline, the device can be switched when the heat energy recoverer 3, the hot water tank 8, the first water pump 9, the lithium bromide refrigeration unit 10, the hot water tank 12, the third water pump 13 and other devices are in failure, and the temperature of the compressed air sent into the fermentation workshop 7 can be increased when needed.
Preferably, a circulating water cooling coil is further arranged in the air cooler 5, and two ends of the circulating water cooling coil are communicated with a circulating water supply and return system 16.
According to the air pressure waste heat utilization system, equipment comprising a heat energy recoverer 3, an air preheater 4, an air cooler 5, a steam-water separator 6 and the like is arranged behind the centrifugal air compressor unit 1, hot water generated by waste heat is used by the lithium bromide refrigerator unit 10, the generated cold energy is supplied to compressed air in summer to be refrigerated and dehumidified by the air cooler 5 to a pressure dew point of 20 ℃ and is subjected to steam-water separation in the steam-water separator 6, and then the compressed air is heated by the air preheater 4 to a temperature of 50 ℃ and then is sent to the fermentation workshop 7, and surplus hot water generated by the air pressure waste heat can be used for on-duty heating of a workshop heating system 14 of a user in a factory, so that the waste heat of the centrifugal air compressor unit 1 is fully utilized, the waste heat can be generated by the lithium bromide unit or the factory heating, no resources are consumed to obtain the hot water, and the cost is saved; the operation efficiency of the air compressor unit 1 is improved, the operation condition of the air compressor unit 1 is improved, the failure rate is reduced, and the service life of the air compressor unit 1 is prolonged; the waste heat recovery is carried out at the rear end of the air compressor unit 1, so that the gas yield of the air compressor unit 1 can be improved, the unit is ensured to be in a stable running state, and the service time of equipment is prolonged.
The technical scheme provided by the utility model is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (6)
1. The utility model provides a pharmaceutical factory workshop centrifugation air pressure waste heat utilization system which characterized in that: including centrifugal air compressor unit, this centrifugal air compressor unit's compressed air export links to each other with heat energy recoverer, air heater, air cooler, catch water in proper order through compressed air pipeline, the compressed air of catch water output is passed through after air heater's preheating sends to the fermentation workshop, heat energy recoverer's delivery port is connected to lithium bromide refrigerating unit high temperature side's water inlet through hot-water tank and first water pump, lithium bromide refrigerating unit high temperature side's delivery port is connected to heat energy recoverer's water inlet, lithium bromide refrigerating unit's frozen water export is through the second water pump intercommunication to the fermentation workshop and air cooler's frozen water import, fermentation workshop's return water mouth and air cooler's frozen water export with lithium bromide refrigerating unit's frozen water return water mouth links to each other.
2. The pharmaceutical factory workshop centrifugal air pressure waste heat utilization system according to claim 1, wherein: the water outlet of the first water pump is further connected with a high Wen Cejin water port of the workshop heating system through a water delivery pipeline, the high-temperature side water return port of the workshop heating system is connected to the water inlet of the heat energy recoverer, and a stop valve is arranged on the water delivery pipeline.
3. The pharmaceutical factory workshop centrifugal air pressure waste heat utilization system according to claim 1 or 2, wherein: and a hot water tank is further arranged between the lithium bromide refrigerating unit and the heat energy recoverer, a water inlet of the hot water tank is connected with a water outlet at the high temperature side of the lithium bromide refrigerating unit, and a water outlet of the hot water tank is connected with a water inlet of the heat energy recoverer through a third water pump.
4. The pharmaceutical factory workshop centrifugal air pressure waste heat utilization system according to claim 1, wherein: the lithium bromide refrigerating unit is also communicated with a circulating water supply and return system.
5. The pharmaceutical factory workshop centrifugal air pressure waste heat utilization system according to claim 1, wherein: the centrifugal air compressor unit is further connected with an air inlet of the air preheater through a bypass pipeline, and an electromagnetic valve is arranged on the bypass pipeline.
6. The pharmaceutical factory workshop centrifugal air pressure waste heat utilization system according to claim 1, wherein: and a circulating water cooling coil pipe is further arranged in the air cooler, and two ends of the circulating water cooling coil pipe are communicated with a circulating water supply and return water system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320555458.8U CN219640475U (en) | 2023-03-21 | 2023-03-21 | Centrifugal air compression waste heat utilization system for pharmaceutical factory workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320555458.8U CN219640475U (en) | 2023-03-21 | 2023-03-21 | Centrifugal air compression waste heat utilization system for pharmaceutical factory workshop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219640475U true CN219640475U (en) | 2023-09-05 |
Family
ID=87821634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320555458.8U Active CN219640475U (en) | 2023-03-21 | 2023-03-21 | Centrifugal air compression waste heat utilization system for pharmaceutical factory workshop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219640475U (en) |
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2023
- 2023-03-21 CN CN202320555458.8U patent/CN219640475U/en active Active
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